81148470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{208073}}^1$

素因数の和:208096

約数の個数: 32

約数和(自身を含む): 209738592

約数和(自身を除く): 128590122

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 208073, 416146, 624219, 1040365, 1248438, 2080730, 2704949, 3121095, 5409898, 6242190, 8114847, 13524745, 16229694, 27049490, 40574235, 81148470]

約数ペア:

[(1, 81148470), (2, 40574235), (3, 27049490), (5, 16229694), (6, 13524745), (10, 8114847), (13, 6242190), (15, 5409898), (26, 3121095), (30, 2704949), (39, 2080730), (65, 1248438), (78, 1040365), (130, 624219), (195, 416146), (390, 208073)]