8186945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:305

約数の個数: 32

約数和(自身を含む): 11612160

約数和(自身を除く): 3425215

約数列:

[1, 5, 13, 17, 31, 65, 85, 155, 221, 239, 403, 527, 1105, 1195, 2015, 2635, 3107, 4063, 6851, 7409, 15535, 20315, 34255, 37045, 52819, 96317, 125953, 264095, 481585, 629765, 1637389, 8186945]

約数ペア:

[(1, 8186945), (5, 1637389), (13, 629765), (17, 481585), (31, 264095), (65, 125953), (85, 96317), (155, 52819), (221, 37045), (239, 34255), (403, 20315), (527, 15535), (1105, 7409), (1195, 6851), (2015, 4063), (2635, 3107)]