217244890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{944543}}^1$

素因数の和:944573

約数の個数: 16

約数和(自身を含む): 408043008

約数和(自身を除く): 190798118

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 944543, 1889086, 4722715, 9445430, 21724489, 43448978, 108622445, 217244890]

約数ペア:

[(1, 217244890), (2, 108622445), (5, 43448978), (10, 21724489), (23, 9445430), (46, 4722715), (115, 1889086), (230, 944543)]