156973245

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73181}}^1$

素因数の和:73213

約数の個数: 32

約数和(自身を含む): 295069824

約数和(自身を除く): 138096579

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 195, 429, 715, 2145, 73181, 219543, 365905, 804991, 951353, 1097715, 2414973, 2854059, 4024955, 4756765, 10464883, 12074865, 14270295, 31394649, 52324415, 156973245]

約数ペア:

[(1, 156973245), (3, 52324415), (5, 31394649), (11, 14270295), (13, 12074865), (15, 10464883), (33, 4756765), (39, 4024955), (55, 2854059), (65, 2414973), (143, 1097715), (165, 951353), (195, 804991), (429, 365905), (715, 219543), (2145, 73181)]