520001937

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:177

約数の個数: 160

約数和(自身を含む): 1040793600

約数和(自身を除く): 520791663

約数列:

[1, 3, 7, 9, 13, 19, 21, 27, 39, 47, 57, 63, 79, 81, 91, 117, 133, 141, 171, 189, 237, 247, 273, 329, 351, 399, 423, 513, 553, 567, 611, 711, 741, 819, 893, 987, 1027, 1053, 1197, 1269, 1501, 1539, 1659, 1729, 1833, 2133, 2223, 2457, 2679, 2961, 3081, 3591, 3713, 3807, 4277, 4503, 4977, 5187, 5499, 6251, 6399, 6669, 7189, 7371, 8037, 8883, 9243, 10507, 10773, 11139, 11609, 12831, 13509, 14931, 15561, 16497, 18753, 19513, 20007, 21567, 24111, 25991, 26649, 27729, 31521, 33417, 34827, 38493, 40527, 44793, 46683, 48269, 49491, 56259, 58539, 64701, 70547, 72333, 77973, 81263, 83187, 94563, 100251, 104481, 115479, 121581, 136591, 140049, 144807, 168777, 175617, 194103, 211641, 233919, 243789, 283689, 300753, 313443, 337883, 346437, 409773, 434421, 493829, 506331, 526851, 582309, 634923, 701757, 731367, 851067, 917111, 940329, 1013649, 1229319, 1303263, 1481487, 1580553, 1904769, 2105271, 2194101, 2751333, 3040947, 3687957, 3909789, 4444461, 5714307, 6419777, 6582303, 8253999, 9122841, 11063871, 13333383, 19259331, 24761997, 27368523, 40000149, 57777993, 74285991, 173333979, 520001937]

約数ペア:

[(1, 520001937), (3, 173333979), (7, 74285991), (9, 57777993), (13, 40000149), (19, 27368523), (21, 24761997), (27, 19259331), (39, 13333383), (47, 11063871), (57, 9122841), (63, 8253999), (79, 6582303), (81, 6419777), (91, 5714307), (117, 4444461), (133, 3909789), (141, 3687957), (171, 3040947), (189, 2751333), (237, 2194101), (247, 2105271), (273, 1904769), (329, 1580553), (351, 1481487), (399, 1303263), (423, 1229319), (513, 1013649), (553, 940329), (567, 917111), (611, 851067), (711, 731367), (741, 701757), (819, 634923), (893, 582309), (987, 526851), (1027, 506331), (1053, 493829), (1197, 434421), (1269, 409773), (1501, 346437), (1539, 337883), (1659, 313443), (1729, 300753), (1833, 283689), (2133, 243789), (2223, 233919), (2457, 211641), (2679, 194103), (2961, 175617), (3081, 168777), (3591, 144807), (3713, 140049), (3807, 136591), (4277, 121581), (4503, 115479), (4977, 104481), (5187, 100251), (5499, 94563), (6251, 83187), (6399, 81263), (6669, 77973), (7189, 72333), (7371, 70547), (8037, 64701), (8883, 58539), (9243, 56259), (10507, 49491), (10773, 48269), (11139, 46683), (11609, 44793), (12831, 40527), (13509, 38493), (14931, 34827), (15561, 33417), (16497, 31521), (18753, 27729), (19513, 26649), (20007, 25991), (21567, 24111)]