2265885

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1171}}^1$

素因数の和:1225

約数の個数: 24

約数和(自身を含む): 4022304

約数和(自身を除く): 1756419

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1171, 1935, 3513, 5855, 10539, 17565, 50353, 52695, 151059, 251765, 453177, 755295, 2265885]

約数ペア:

[(1, 2265885), (3, 755295), (5, 453177), (9, 251765), (15, 151059), (43, 52695), (45, 50353), (129, 17565), (215, 10539), (387, 5855), (645, 3513), (1171, 1935)]