13072563

素因数分解:

$3^3\times 7^2\times {\mathrm{41}}^1\times {\mathrm{241}}^1$

素因数の和:305

約数の個数: 48

約数和(自身を含む): 23173920

約数和(自身を除く): 10101357

約数列:

[1, 3, 7, 9, 21, 27, 41, 49, 63, 123, 147, 189, 241, 287, 369, 441, 723, 861, 1107, 1323, 1687, 2009, 2169, 2583, 5061, 6027, 6507, 7749, 9881, 11809, 15183, 18081, 29643, 35427, 45549, 54243, 69167, 88929, 106281, 207501, 266787, 318843, 484169, 622503, 1452507, 1867509, 4357521, 13072563]

約数ペア:

[(1, 13072563), (3, 4357521), (7, 1867509), (9, 1452507), (21, 622503), (27, 484169), (41, 318843), (49, 266787), (63, 207501), (123, 106281), (147, 88929), (189, 69167), (241, 54243), (287, 45549), (369, 35427), (441, 29643), (723, 18081), (861, 15183), (1107, 11809), (1323, 9881), (1687, 7749), (2009, 6507), (2169, 6027), (2583, 5061)]