221550191

素因数分解:

${\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1\times {\mathrm{1013}}^1$

素因数の和:1330

約数の個数: 16

約数和(自身を含む): 238590144

約数和(自身を除く): 17039953

約数列:

[1, 23, 37, 257, 851, 1013, 5911, 9509, 23299, 37481, 218707, 260341, 862063, 5987843, 9632617, 221550191]

約数ペア:

[(1, 221550191), (23, 9632617), (37, 5987843), (257, 862063), (851, 260341), (1013, 218707), (5911, 37481), (9509, 23299)]