90680681

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:333

約数の個数: 32

約数和(自身を含む): 115153920

約数和(自身を除く): 24473239

約数列:

[1, 7, 13, 67, 91, 107, 139, 469, 749, 871, 973, 1391, 1807, 6097, 7169, 9313, 9737, 12649, 14873, 50183, 65191, 93197, 104111, 121069, 193349, 652379, 847483, 996491, 1353443, 6975437, 12954383, 90680681]

約数ペア:

[(1, 90680681), (7, 12954383), (13, 6975437), (67, 1353443), (91, 996491), (107, 847483), (139, 652379), (469, 193349), (749, 121069), (871, 104111), (973, 93197), (1391, 65191), (1807, 50183), (6097, 14873), (7169, 12649), (9313, 9737)]