31198905

素因数分解:

$3^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{3917}}^1$

素因数の和:3990

約数の個数: 32

約数和(自身を含む): 56419200

約数和(自身を除く): 25220295

約数列:

[1, 3, 5, 9, 15, 27, 45, 59, 135, 177, 295, 531, 885, 1593, 2655, 3917, 7965, 11751, 19585, 35253, 58755, 105759, 176265, 231103, 528795, 693309, 1155515, 2079927, 3466545, 6239781, 10399635, 31198905]

約数ペア:

[(1, 31198905), (3, 10399635), (5, 6239781), (9, 3466545), (15, 2079927), (27, 1155515), (45, 693309), (59, 528795), (135, 231103), (177, 176265), (295, 105759), (531, 58755), (885, 35253), (1593, 19585), (2655, 11751), (3917, 7965)]