2019272409

素因数分解:

$3^8\times 7^2\times {\mathrm{11}}^1\times {\mathrm{571}}^1$

素因数の和:620

約数の個数: 108

約数和(自身を含む): 3850271568

約数和(自身を除く): 1830999159

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 49, 63, 77, 81, 99, 147, 189, 231, 243, 297, 441, 539, 567, 571, 693, 729, 891, 1323, 1617, 1701, 1713, 2079, 2187, 2673, 3969, 3997, 4851, 5103, 5139, 6237, 6281, 6561, 8019, 11907, 11991, 14553, 15309, 15417, 18711, 18843, 24057, 27979, 35721, 35973, 43659, 43967, 45927, 46251, 56133, 56529, 72171, 83937, 107163, 107919, 130977, 131901, 138753, 168399, 169587, 251811, 307769, 321489, 323757, 392931, 395703, 416259, 505197, 508761, 755433, 923307, 971271, 1178793, 1187109, 1248777, 1526283, 2266299, 2769921, 2913813, 3536379, 3561327, 3746331, 4578849, 6798897, 8309763, 8741439, 10683981, 13736547, 20396691, 24929289, 26224317, 32051943, 41209641, 61190073, 74787867, 96155829, 183570219, 224363601, 288467487, 673090803, 2019272409]

約数ペア:

[(1, 2019272409), (3, 673090803), (7, 288467487), (9, 224363601), (11, 183570219), (21, 96155829), (27, 74787867), (33, 61190073), (49, 41209641), (63, 32051943), (77, 26224317), (81, 24929289), (99, 20396691), (147, 13736547), (189, 10683981), (231, 8741439), (243, 8309763), (297, 6798897), (441, 4578849), (539, 3746331), (567, 3561327), (571, 3536379), (693, 2913813), (729, 2769921), (891, 2266299), (1323, 1526283), (1617, 1248777), (1701, 1187109), (1713, 1178793), (2079, 971271), (2187, 923307), (2673, 755433), (3969, 508761), (3997, 505197), (4851, 416259), (5103, 395703), (5139, 392931), (6237, 323757), (6281, 321489), (6561, 307769), (8019, 251811), (11907, 169587), (11991, 168399), (14553, 138753), (15309, 131901), (15417, 130977), (18711, 107919), (18843, 107163), (24057, 83937), (27979, 72171), (35721, 56529), (35973, 56133), (43659, 46251), (43967, 45927)]