81821556

素因数分解:

$2^2\times 3^3\times {\mathrm{757607}}^1$

素因数の和:757620

約数の個数: 24

約数和(自身を含む): 212130240

約数和(自身を除く): 130308684

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 757607, 1515214, 2272821, 3030428, 4545642, 6818463, 9091284, 13636926, 20455389, 27273852, 40910778, 81821556]

約数ペア:

[(1, 81821556), (2, 40910778), (3, 27273852), (4, 20455389), (6, 13636926), (9, 9091284), (12, 6818463), (18, 4545642), (27, 3030428), (36, 2272821), (54, 1515214), (108, 757607)]