31576908

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1721}}^1$

素因数の和:1878

約数の個数: 48

約数和(自身を含む): 81002880

約数和(自身を除く): 49425972

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 139, 278, 417, 556, 834, 1529, 1668, 1721, 3058, 3442, 4587, 5163, 6116, 6884, 9174, 10326, 18348, 18931, 20652, 37862, 56793, 75724, 113586, 227172, 239219, 478438, 717657, 956876, 1435314, 2631409, 2870628, 5262818, 7894227, 10525636, 15788454, 31576908]

約数ペア:

[(1, 31576908), (2, 15788454), (3, 10525636), (4, 7894227), (6, 5262818), (11, 2870628), (12, 2631409), (22, 1435314), (33, 956876), (44, 717657), (66, 478438), (132, 239219), (139, 227172), (278, 113586), (417, 75724), (556, 56793), (834, 37862), (1529, 20652), (1668, 18931), (1721, 18348), (3058, 10326), (3442, 9174), (4587, 6884), (5163, 6116)]