3992807

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:155

約数の個数: 32

約数和(自身を含む): 5443200

約数和(自身を除く): 1450393

約数列:

[1, 7, 13, 17, 29, 89, 91, 119, 203, 221, 377, 493, 623, 1157, 1513, 1547, 2581, 2639, 3451, 6409, 8099, 10591, 18067, 19669, 33553, 43877, 44863, 137683, 234871, 307139, 570401, 3992807]

約数ペア:

[(1, 3992807), (7, 570401), (13, 307139), (17, 234871), (29, 137683), (89, 44863), (91, 43877), (119, 33553), (203, 19669), (221, 18067), (377, 10591), (493, 8099), (623, 6409), (1157, 3451), (1513, 2639), (1547, 2581)]