31662657

素因数分解:

$3^6\times {\mathrm{13}}^2\times {\mathrm{257}}^1$

素因数の和:301

約数の個数: 42

約数和(自身を含む): 51604902

約数和(自身を除く): 19942245

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 169, 243, 257, 351, 507, 729, 771, 1053, 1521, 2313, 3159, 3341, 4563, 6939, 9477, 10023, 13689, 20817, 30069, 41067, 43433, 62451, 90207, 123201, 130299, 187353, 270621, 390897, 811863, 1172691, 2435589, 3518073, 10554219, 31662657]

約数ペア:

[(1, 31662657), (3, 10554219), (9, 3518073), (13, 2435589), (27, 1172691), (39, 811863), (81, 390897), (117, 270621), (169, 187353), (243, 130299), (257, 123201), (351, 90207), (507, 62451), (729, 43433), (771, 41067), (1053, 30069), (1521, 20817), (2313, 13689), (3159, 10023), (3341, 9477), (4563, 6939)]