199985759

素因数分解:

${\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1\times {\mathrm{647}}^1$

素因数の和:910

約数の個数: 16

約数和(自身を含む): 212751360

約数和(自身を除く): 12765601

約数列:

[1, 23, 89, 151, 647, 2047, 3473, 13439, 14881, 57583, 97697, 309097, 1324409, 2247031, 8695033, 199985759]

約数ペア:

[(1, 199985759), (23, 8695033), (89, 2247031), (151, 1324409), (647, 309097), (2047, 97697), (3473, 57583), (13439, 14881)]