72013921

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{3041}}^1$

素因数の和:3264

約数の個数: 16

約数和(自身を含む): 87609600

約数和(自身を除く): 15595679

約数列:

[1, 7, 17, 119, 199, 1393, 3041, 3383, 21287, 23681, 51697, 361879, 605159, 4236113, 10287703, 72013921]

約数ペア:

[(1, 72013921), (7, 10287703), (17, 4236113), (119, 605159), (199, 361879), (1393, 51697), (3041, 23681), (3383, 21287)]