68508791

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{1223}}^1$

素因数の和:1406

約数の個数: 16

約数和(自身を含む): 76769280

約数和(自身を除く): 8260489

約数列:

[1, 13, 31, 139, 403, 1223, 1807, 4309, 15899, 37913, 56017, 169997, 492869, 2209961, 5269907, 68508791]

約数ペア:

[(1, 68508791), (13, 5269907), (31, 2209961), (139, 492869), (403, 169997), (1223, 56017), (1807, 37913), (4309, 15899)]