68842904

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{661951}}^1$

素因数の和:661970

約数の個数: 16

約数和(自身を含む): 139009920

約数和(自身を除く): 70167016

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 661951, 1323902, 2647804, 5295608, 8605363, 17210726, 34421452, 68842904]

約数ペア:

[(1, 68842904), (2, 34421452), (4, 17210726), (8, 8605363), (13, 5295608), (26, 2647804), (52, 1323902), (104, 661951)]