128635251

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{557}}^1\times {\mathrm{3347}}^1$

素因数の和:3930

約数の個数: 16

約数和(自身を含む): 179345664

約数和(自身を除く): 50710413

約数列:

[1, 3, 23, 69, 557, 1671, 3347, 10041, 12811, 38433, 76981, 230943, 1864279, 5592837, 42878417, 128635251]

約数ペア:

[(1, 128635251), (3, 42878417), (23, 5592837), (69, 1864279), (557, 230943), (1671, 76981), (3347, 38433), (10041, 12811)]