1218434890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{5297543}}^1$

素因数の和:5297573

約数の個数: 16

約数和(自身を含む): 2288539008

約数和(自身を除く): 1070104118

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 5297543, 10595086, 26487715, 52975430, 121843489, 243686978, 609217445, 1218434890]

約数ペア:

[(1, 1218434890), (2, 609217445), (5, 243686978), (10, 121843489), (23, 52975430), (46, 26487715), (115, 10595086), (230, 5297543)]