30942855

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 56216160

約数和(自身を除く): 25273305

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 131, 145, 181, 261, 393, 435, 543, 655, 905, 1179, 1305, 1629, 1965, 2715, 3799, 5249, 5895, 8145, 11397, 15747, 18995, 23711, 26245, 34191, 47241, 56985, 71133, 78735, 118555, 170955, 213399, 236205, 355665, 687619, 1066995, 2062857, 3438095, 6188571, 10314285, 30942855]

約数ペア:

[(1, 30942855), (3, 10314285), (5, 6188571), (9, 3438095), (15, 2062857), (29, 1066995), (45, 687619), (87, 355665), (131, 236205), (145, 213399), (181, 170955), (261, 118555), (393, 78735), (435, 71133), (543, 56985), (655, 47241), (905, 34191), (1179, 26245), (1305, 23711), (1629, 18995), (1965, 15747), (2715, 11397), (3799, 8145), (5249, 5895)]