688291265

素因数分解:

$5^1\times {\mathrm{47}}^2\times {\mathrm{101}}^1\times {\mathrm{617}}^1$

素因数の和:817

約数の個数: 24

約数和(自身を含む): 853633512

約数和(自身を除く): 165342247

約数列:

[1, 5, 47, 101, 235, 505, 617, 2209, 3085, 4747, 11045, 23735, 28999, 62317, 144995, 223109, 311585, 1115545, 1362953, 2928899, 6814765, 14644495, 137658253, 688291265]

約数ペア:

[(1, 688291265), (5, 137658253), (47, 14644495), (101, 6814765), (235, 2928899), (505, 1362953), (617, 1115545), (2209, 311585), (3085, 223109), (4747, 144995), (11045, 62317), (23735, 28999)]