28395185

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3671}}^1$

素因数の和:3713

約数の個数: 32

約数和(自身を含む): 44416512

約数和(自身を除く): 16021327

約数列:

[1, 5, 7, 13, 17, 35, 65, 85, 91, 119, 221, 455, 595, 1105, 1547, 3671, 7735, 18355, 25697, 47723, 62407, 128485, 238615, 312035, 334061, 436849, 811291, 1670305, 2184245, 4056455, 5679037, 28395185]

約数ペア:

[(1, 28395185), (5, 5679037), (7, 4056455), (13, 2184245), (17, 1670305), (35, 811291), (65, 436849), (85, 334061), (91, 312035), (119, 238615), (221, 128485), (455, 62407), (595, 47723), (1105, 25697), (1547, 18355), (3671, 7735)]