72262215

素因数分解:

$3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{18043}}^1$

素因数の和:18143

約数の個数: 24

約数和(自身を含む): 126668880

約数和(自身を除く): 54406665

約数列:

[1, 3, 5, 9, 15, 45, 89, 267, 445, 801, 1335, 4005, 18043, 54129, 90215, 162387, 270645, 811935, 1605827, 4817481, 8029135, 14452443, 24087405, 72262215]

約数ペア:

[(1, 72262215), (3, 24087405), (5, 14452443), (9, 8029135), (15, 4817481), (45, 1605827), (89, 811935), (267, 270645), (445, 162387), (801, 90215), (1335, 54129), (4005, 18043)]