81364212

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{72907}}^1$

素因数の和:72948

約数の個数: 36

約数和(自身を含む): 212308096

約数和(自身を除く): 130943884

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 1116, 72907, 145814, 218721, 291628, 437442, 656163, 874884, 1312326, 2260117, 2624652, 4520234, 6780351, 9040468, 13560702, 20341053, 27121404, 40682106, 81364212]

約数ペア:

[(1, 81364212), (2, 40682106), (3, 27121404), (4, 20341053), (6, 13560702), (9, 9040468), (12, 6780351), (18, 4520234), (31, 2624652), (36, 2260117), (62, 1312326), (93, 874884), (124, 656163), (186, 437442), (279, 291628), (372, 218721), (558, 145814), (1116, 72907)]