1280996815

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{17047}}^1$

素因数の和:17191

約数の個数: 32

約数和(自身を含む): 1865733120

約数和(自身を除く): 584736305

約数列:

[1, 5, 7, 19, 35, 95, 113, 133, 565, 665, 791, 2147, 3955, 10735, 15029, 17047, 75145, 85235, 119329, 323893, 596645, 1619465, 1926311, 2267251, 9631555, 11336255, 13484177, 36599909, 67420885, 182999545, 256199363, 1280996815]

約数ペア:

[(1, 1280996815), (5, 256199363), (7, 182999545), (19, 67420885), (35, 36599909), (95, 13484177), (113, 11336255), (133, 9631555), (565, 2267251), (665, 1926311), (791, 1619465), (2147, 596645), (3955, 323893), (10735, 119329), (15029, 85235), (17047, 75145)]