231431250416

素因数分解:

$2^4\times {\mathrm{65831}}^1\times {\mathrm{219721}}^1$

素因数の和:285560

約数の個数: 20

約数和(自身を含む): 448406899824

約数和(自身を除く): 216975649408

約数列:

[1, 2, 4, 8, 16, 65831, 131662, 219721, 263324, 439442, 526648, 878884, 1053296, 1757768, 3515536, 14464453151, 28928906302, 57857812604, 115715625208, 231431250416]

約数ペア:

[(1, 231431250416), (2, 115715625208), (4, 57857812604), (8, 28928906302), (16, 14464453151), (65831, 3515536), (131662, 1757768), (219721, 1053296), (263324, 878884), (439442, 526648)]