68460847

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:295

約数の個数: 32

約数和(自身を含む): 87091200

約数和(自身を除く): 18630353

約数列:

[1, 7, 13, 79, 89, 91, 107, 553, 623, 749, 1027, 1157, 1391, 7031, 7189, 8099, 8453, 9523, 9737, 49217, 59171, 66661, 91403, 109889, 123799, 639821, 752317, 769223, 866593, 5266219, 9780121, 68460847]

約数ペア:

[(1, 68460847), (7, 9780121), (13, 5266219), (79, 866593), (89, 769223), (91, 752317), (107, 639821), (553, 123799), (623, 109889), (749, 91403), (1027, 66661), (1157, 59171), (1391, 49217), (7031, 9737), (7189, 9523), (8099, 8453)]