217990658

素因数分解:

$2^1\times {\mathrm{163}}^1\times {\mathrm{797}}^1\times {\mathrm{839}}^1$

素因数の和:1801

約数の個数: 16

約数和(自身を含む): 329797440

約数和(自身を除く): 111806782

約数列:

[1, 2, 163, 326, 797, 839, 1594, 1678, 129911, 136757, 259822, 273514, 668683, 1337366, 108995329, 217990658]

約数ペア:

[(1, 217990658), (2, 108995329), (163, 1337366), (326, 668683), (797, 273514), (839, 259822), (1594, 136757), (1678, 129911)]