81186570

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{300691}}^1$

素因数の和:300707

約数の個数: 32

約数和(自身を含む): 216498240

約数和(自身を除く): 135311670

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 300691, 601382, 902073, 1503455, 1804146, 2706219, 3006910, 4510365, 5412438, 8118657, 9020730, 13531095, 16237314, 27062190, 40593285, 81186570]

約数ペア:

[(1, 81186570), (2, 40593285), (3, 27062190), (5, 16237314), (6, 13531095), (9, 9020730), (10, 8118657), (15, 5412438), (18, 4510365), (27, 3006910), (30, 2706219), (45, 1804146), (54, 1503455), (90, 902073), (135, 601382), (270, 300691)]