1556536317

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{12401}}^1$

素因数の和:12593

約数の個数: 32

約数和(自身を含む): 2444682240

約数和(自身を除く): 888145923

約数列:

[1, 3, 7, 21, 43, 129, 139, 301, 417, 903, 973, 2919, 5977, 12401, 17931, 37203, 41839, 86807, 125517, 260421, 533243, 1599729, 1723739, 3732701, 5171217, 11198103, 12066173, 36198519, 74120777, 222362331, 518845439, 1556536317]

約数ペア:

[(1, 1556536317), (3, 518845439), (7, 222362331), (21, 74120777), (43, 36198519), (129, 12066173), (139, 11198103), (301, 5171217), (417, 3732701), (903, 1723739), (973, 1599729), (2919, 533243), (5977, 260421), (12401, 125517), (17931, 86807), (37203, 41839)]