64737021

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{5081}}^1$

素因数の和:5252

約数の個数: 16

約数和(自身を含む): 89768448

約数和(自身を除く): 25031427

約数列:

[1, 3, 31, 93, 137, 411, 4247, 5081, 12741, 15243, 157511, 472533, 696097, 2088291, 21579007, 64737021]

約数ペア:

[(1, 64737021), (3, 21579007), (31, 2088291), (93, 696097), (137, 472533), (411, 157511), (4247, 15243), (5081, 12741)]