68586721

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{601}}^1$

素因数の和:769

約数の個数: 24

約数和(自身を含む): 85235976

約数和(自身を除く): 16649255

約数列:

[1, 7, 17, 49, 119, 137, 601, 833, 959, 2329, 4207, 6713, 10217, 16303, 29449, 71519, 82337, 114121, 500633, 576359, 1399729, 4034513, 9798103, 68586721]

約数ペア:

[(1, 68586721), (7, 9798103), (17, 4034513), (49, 1399729), (119, 576359), (137, 500633), (601, 114121), (833, 82337), (959, 71519), (2329, 29449), (4207, 16303), (6713, 10217)]