31885413

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{1277}}^1$

素因数の和:1357

約数の個数: 32

約数和(自身を含む): 51528960

約数和(自身を除く): 19643547

約数列:

[1, 3, 7, 21, 29, 41, 87, 123, 203, 287, 609, 861, 1189, 1277, 3567, 3831, 8323, 8939, 24969, 26817, 37033, 52357, 111099, 157071, 259231, 366499, 777693, 1099497, 1518353, 4555059, 10628471, 31885413]

約数ペア:

[(1, 31885413), (3, 10628471), (7, 4555059), (21, 1518353), (29, 1099497), (41, 777693), (87, 366499), (123, 259231), (203, 157071), (287, 111099), (609, 52357), (861, 37033), (1189, 26817), (1277, 24969), (3567, 8939), (3831, 8323)]