31147390

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{30839}}^1$

素因数の和:30947

約数の個数: 16

約数和(自身を含む): 56622240

約数和(自身を除く): 25474850

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 30839, 61678, 154195, 308390, 3114739, 6229478, 15573695, 31147390]

約数ペア:

[(1, 31147390), (2, 15573695), (5, 6229478), (10, 3114739), (101, 308390), (202, 154195), (505, 61678), (1010, 30839)]