221706867

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{569}}^1\times {\mathrm{5647}}^1$

素因数の和:6242

約数の個数: 16

約数和(自身を含む): 309058560

約数和(自身を除く): 87351693

約数列:

[1, 3, 23, 69, 569, 1707, 5647, 13087, 16941, 39261, 129881, 389643, 3213143, 9639429, 73902289, 221706867]

約数ペア:

[(1, 221706867), (3, 73902289), (23, 9639429), (69, 3213143), (569, 389643), (1707, 129881), (5647, 39261), (13087, 16941)]