27931491

素因数分解:

$3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{3491}}^1$

素因数の和:3631

約数の個数: 24

約数和(自身を含む): 46485504

約数和(自身を除く): 18554013

約数列:

[1, 3, 7, 9, 21, 63, 127, 381, 889, 1143, 2667, 3491, 8001, 10473, 24437, 31419, 73311, 219933, 443357, 1330071, 3103499, 3990213, 9310497, 27931491]

約数ペア:

[(1, 27931491), (3, 9310497), (7, 3990213), (9, 3103499), (21, 1330071), (63, 443357), (127, 219933), (381, 73311), (889, 31419), (1143, 24437), (2667, 10473), (3491, 8001)]