27878370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71483}}^1$

素因数の和:71506

約数の個数: 32

約数和(自身を含む): 72055872

約数和(自身を除く): 44177502

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 71483, 142966, 214449, 357415, 428898, 714830, 929279, 1072245, 1858558, 2144490, 2787837, 4646395, 5575674, 9292790, 13939185, 27878370]

約数ペア:

[(1, 27878370), (2, 13939185), (3, 9292790), (5, 5575674), (6, 4646395), (10, 2787837), (13, 2144490), (15, 1858558), (26, 1072245), (30, 929279), (39, 714830), (65, 428898), (78, 357415), (130, 214449), (195, 142966), (390, 71483)]