28354235

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{617}}^1$

素因数の和:743

約数の個数: 32

約数和(自身を含む): 42360192

約数和(自身を除く): 14005957

約数列:

[1, 5, 7, 13, 35, 65, 91, 101, 455, 505, 617, 707, 1313, 3085, 3535, 4319, 6565, 8021, 9191, 21595, 40105, 45955, 56147, 62317, 280735, 311585, 436219, 810121, 2181095, 4050605, 5670847, 28354235]

約数ペア:

[(1, 28354235), (5, 5670847), (7, 4050605), (13, 2181095), (35, 810121), (65, 436219), (91, 311585), (101, 280735), (455, 62317), (505, 56147), (617, 45955), (707, 40105), (1313, 21595), (3085, 9191), (3535, 8021), (4319, 6565)]