165715891

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{233}}^1$

素因数の和:387

約数の個数: 32

約数和(自身を含む): 198132480

約数和(自身を除く): 32416589

約数列:

[1, 11, 19, 41, 83, 209, 233, 451, 779, 913, 1577, 2563, 3403, 4427, 8569, 9553, 17347, 19339, 37433, 48697, 64657, 105083, 181507, 212729, 367441, 711227, 792899, 1996577, 4041851, 8721889, 15065081, 165715891]

約数ペア:

[(1, 165715891), (11, 15065081), (19, 8721889), (41, 4041851), (83, 1996577), (209, 792899), (233, 711227), (451, 367441), (779, 212729), (913, 181507), (1577, 105083), (2563, 64657), (3403, 48697), (4427, 37433), (8569, 19339), (9553, 17347)]