64789881

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{40519}}^1$

素因数の和:40576

約数の個数: 16

約数和(自身を含む): 95303040

約数和(自身を除く): 30513159

約数列:

[1, 3, 13, 39, 41, 123, 533, 1599, 40519, 121557, 526747, 1580241, 1661279, 4983837, 21596627, 64789881]

約数ペア:

[(1, 64789881), (3, 21596627), (13, 4983837), (39, 1661279), (41, 1580241), (123, 526747), (533, 121557), (1599, 40519)]