72978879

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{3331}}^1$

素因数の和:3510

約数の個数: 16

約数和(自身を含む): 99693440

約数和(自身を除く): 26714561

約数列:

[1, 3, 67, 109, 201, 327, 3331, 7303, 9993, 21909, 223177, 363079, 669531, 1089237, 24326293, 72978879]

約数ペア:

[(1, 72978879), (3, 24326293), (67, 1089237), (109, 669531), (201, 363079), (327, 223177), (3331, 21909), (7303, 9993)]