13333383

素因数分解:

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

素因数の和:161

約数の個数: 64

約数和(自身を含む): 24576000

約数和(自身を除く): 11242617

約数列:

[1, 3, 7, 9, 19, 21, 27, 47, 57, 63, 79, 133, 141, 171, 189, 237, 329, 399, 423, 513, 553, 711, 893, 987, 1197, 1269, 1501, 1659, 2133, 2679, 2961, 3591, 3713, 4503, 4977, 6251, 8037, 8883, 10507, 11139, 13509, 14931, 18753, 24111, 25991, 31521, 33417, 40527, 56259, 70547, 77973, 94563, 100251, 168777, 211641, 233919, 283689, 493829, 634923, 701757, 1481487, 1904769, 4444461, 13333383]

約数ペア:

[(1, 13333383), (3, 4444461), (7, 1904769), (9, 1481487), (19, 701757), (21, 634923), (27, 493829), (47, 283689), (57, 233919), (63, 211641), (79, 168777), (133, 100251), (141, 94563), (171, 77973), (189, 70547), (237, 56259), (329, 40527), (399, 33417), (423, 31521), (513, 25991), (553, 24111), (711, 18753), (893, 14931), (987, 13509), (1197, 11139), (1269, 10507), (1501, 8883), (1659, 8037), (2133, 6251), (2679, 4977), (2961, 4503), (3591, 3713)]