2821585

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{523}}^1$

素因数の和:624

約数の個数: 16

約数和(自身を含む): 3697344

約数和(自身を除く): 875759

約数列:

[1, 5, 13, 65, 83, 415, 523, 1079, 2615, 5395, 6799, 33995, 43409, 217045, 564317, 2821585]

約数ペア:

[(1, 2821585), (5, 564317), (13, 217045), (65, 43409), (83, 33995), (415, 6799), (523, 5395), (1079, 2615)]