217190111

素因数分解:

${\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1\times {\mathrm{421}}^1$

素因数の和:722

約数の個数: 16

約数和(自身を含む): 227839488

約数和(自身を除く): 10649377

約数列:

[1, 37, 73, 191, 421, 2701, 7067, 13943, 15577, 30733, 80411, 515891, 1137121, 2975207, 5870003, 217190111]

約数ペア:

[(1, 217190111), (37, 5870003), (73, 2975207), (191, 1137121), (421, 515891), (2701, 80411), (7067, 30733), (13943, 15577)]