128214568

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{552649}}^1$

素因数の和:552684

約数の個数: 16

約数和(自身を含む): 248692500

約数和(自身を除く): 120477932

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 552649, 1105298, 2210596, 4421192, 16026821, 32053642, 64107284, 128214568]

約数ペア:

[(1, 128214568), (2, 64107284), (4, 32053642), (8, 16026821), (29, 4421192), (58, 2210596), (116, 1105298), (232, 552649)]