68785458

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{20731}}^1$

素因数の和:20822

約数の個数: 32

約数和(自身を含む): 159221760

約数和(自身を除く): 90436302

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 79, 158, 237, 474, 553, 1106, 1659, 3318, 20731, 41462, 62193, 124386, 145117, 290234, 435351, 870702, 1637749, 3275498, 4913247, 9826494, 11464243, 22928486, 34392729, 68785458]

約数ペア:

[(1, 68785458), (2, 34392729), (3, 22928486), (6, 11464243), (7, 9826494), (14, 4913247), (21, 3275498), (42, 1637749), (79, 870702), (158, 435351), (237, 290234), (474, 145117), (553, 124386), (1106, 62193), (1659, 41462), (3318, 20731)]