198490699

素因数分解:

${\mathrm{11}}^3\times {\mathrm{197}}^1\times {\mathrm{757}}^1$

素因数の和:987

約数の個数: 16

約数和(自身を含む): 219722976

約数和(自身を除く): 21232277

約数列:

[1, 11, 121, 197, 757, 1331, 2167, 8327, 23837, 91597, 149129, 262207, 1007567, 1640419, 18044609, 198490699]

約数ペア:

[(1, 198490699), (11, 18044609), (121, 1640419), (197, 1007567), (757, 262207), (1331, 149129), (2167, 91597), (8327, 23837)]