256280961

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{593}}^1\times {\mathrm{2029}}^1$

素因数の和:2696

約数の個数: 16

約数和(自身を含む): 347276160

約数和(自身を除く): 90995199

約数列:

[1, 3, 71, 213, 593, 1779, 2029, 6087, 42103, 126309, 144059, 432177, 1203197, 3609591, 85426987, 256280961]

約数ペア:

[(1, 256280961), (3, 85426987), (71, 3609591), (213, 1203197), (593, 432177), (1779, 144059), (2029, 126309), (6087, 42103)]