30856287

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{599}}^1$

素因数の和:843

約数の個数: 32

約数和(自身を含む): 51609600

約数和(自身を除く): 20753313

約数列:

[1, 3, 7, 11, 21, 33, 77, 223, 231, 599, 669, 1561, 1797, 2453, 4193, 4683, 6589, 7359, 12579, 17171, 19767, 46123, 51513, 133577, 138369, 400731, 935039, 1469347, 2805117, 4408041, 10285429, 30856287]

約数ペア:

[(1, 30856287), (3, 10285429), (7, 4408041), (11, 2805117), (21, 1469347), (33, 935039), (77, 400731), (223, 138369), (231, 133577), (599, 51513), (669, 46123), (1561, 19767), (1797, 17171), (2453, 12579), (4193, 7359), (4683, 6589)]