61999421

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:257

約数の個数: 32

約数和(自身を含む): 74511360

約数和(自身を除く): 12511939

約数列:

[1, 11, 23, 41, 43, 139, 253, 451, 473, 943, 989, 1529, 1763, 3197, 5699, 5977, 10373, 10879, 19393, 35167, 40549, 62689, 65747, 131077, 137471, 245057, 446039, 1441847, 1512181, 2695627, 5636311, 61999421]

約数ペア:

[(1, 61999421), (11, 5636311), (23, 2695627), (41, 1512181), (43, 1441847), (139, 446039), (253, 245057), (451, 137471), (473, 131077), (943, 65747), (989, 62689), (1529, 40549), (1763, 35167), (3197, 19393), (5699, 10879), (5977, 10373)]