30928737

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1$

素因数の和:373

約数の個数: 32

約数和(自身を含む): 48455680

約数和(自身を除く): 17526943

約数列:

[1, 3, 7, 21, 79, 103, 181, 237, 309, 543, 553, 721, 1267, 1659, 2163, 3801, 8137, 14299, 18643, 24411, 42897, 55929, 56959, 100093, 130501, 170877, 300279, 391503, 1472797, 4418391, 10309579, 30928737]

約数ペア:

[(1, 30928737), (3, 10309579), (7, 4418391), (21, 1472797), (79, 391503), (103, 300279), (181, 170877), (237, 130501), (309, 100093), (543, 56959), (553, 55929), (721, 42897), (1267, 24411), (1659, 18643), (2163, 14299), (3801, 8137)]