81855684

素因数分解:

$2^2\times 3^4\times {\mathrm{252641}}^1$

素因数の和:252657

約数の個数: 30

約数和(自身を含む): 213987774

約数和(自身を除く): 132132090

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 252641, 505282, 757923, 1010564, 1515846, 2273769, 3031692, 4547538, 6821307, 9095076, 13642614, 20463921, 27285228, 40927842, 81855684]

約数ペア:

[(1, 81855684), (2, 40927842), (3, 27285228), (4, 20463921), (6, 13642614), (9, 9095076), (12, 6821307), (18, 4547538), (27, 3031692), (36, 2273769), (54, 1515846), (81, 1010564), (108, 757923), (162, 505282), (324, 252641)]