2493945

素因数分解:

$3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{353}}^1$

素因数の和:521

約数の個数: 24

約数和(自身を含む): 4362696

約数和(自身を除く): 1868751

約数列:

[1, 3, 5, 9, 15, 45, 157, 353, 471, 785, 1059, 1413, 1765, 2355, 3177, 5295, 7065, 15885, 55421, 166263, 277105, 498789, 831315, 2493945]

約数ペア:

[(1, 2493945), (3, 831315), (5, 498789), (9, 277105), (15, 166263), (45, 55421), (157, 15885), (353, 7065), (471, 5295), (785, 3177), (1059, 2355), (1413, 1765)]