30971151

素因数分解:

$3^2\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{241}}^1$

素因数の和:487

約数の個数: 24

約数和(自身を含む): 45679920

約数和(自身を除く): 14708769

約数列:

[1, 3, 9, 109, 131, 241, 327, 393, 723, 981, 1179, 2169, 14279, 26269, 31571, 42837, 78807, 94713, 128511, 236421, 284139, 3441239, 10323717, 30971151]

約数ペア:

[(1, 30971151), (3, 10323717), (9, 3441239), (109, 284139), (131, 236421), (241, 128511), (327, 94713), (393, 78807), (723, 42837), (981, 31571), (1179, 26269), (2169, 14279)]