157879085

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20411}}^1$

素因数の和:20453

約数の個数: 32

約数和(自身を含む): 246903552

約数和(自身を除く): 89024467

約数列:

[1, 5, 7, 13, 17, 35, 65, 85, 91, 119, 221, 455, 595, 1105, 1547, 7735, 20411, 102055, 142877, 265343, 346987, 714385, 1326715, 1734935, 1857401, 2428909, 4510831, 9287005, 12144545, 22554155, 31575817, 157879085]

約数ペア:

[(1, 157879085), (5, 31575817), (7, 22554155), (13, 12144545), (17, 9287005), (35, 4510831), (65, 2428909), (85, 1857401), (91, 1734935), (119, 1326715), (221, 714385), (455, 346987), (595, 265343), (1105, 142877), (1547, 102055), (7735, 20411)]