219639765

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^2\times {\mathrm{757}}^1$

素因数の和:846

約数の個数: 48

約数和(自身を含む): 380285568

約数和(自身を除く): 160645803

約数列:

[1, 3, 5, 15, 23, 29, 69, 87, 115, 145, 345, 435, 667, 757, 841, 2001, 2271, 2523, 3335, 3785, 4205, 10005, 11355, 12615, 17411, 19343, 21953, 52233, 58029, 65859, 87055, 96715, 109765, 261165, 290145, 329295, 504919, 636637, 1514757, 1909911, 2524595, 3183185, 7573785, 9549555, 14642651, 43927953, 73213255, 219639765]

約数ペア:

[(1, 219639765), (3, 73213255), (5, 43927953), (15, 14642651), (23, 9549555), (29, 7573785), (69, 3183185), (87, 2524595), (115, 1909911), (145, 1514757), (345, 636637), (435, 504919), (667, 329295), (757, 290145), (841, 261165), (2001, 109765), (2271, 96715), (2523, 87055), (3335, 65859), (3785, 58029), (4205, 52233), (10005, 21953), (11355, 19343), (12615, 17411)]