388983374

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{4751}}^1$

素因数の和:4880

約数の個数: 32

約数和(自身を含む): 651442176

約数和(自身を除く): 262458802

約数列:

[1, 2, 13, 26, 47, 67, 94, 134, 611, 871, 1222, 1742, 3149, 4751, 6298, 9502, 40937, 61763, 81874, 123526, 223297, 318317, 446594, 636634, 2902861, 4138121, 5805722, 8276242, 14960899, 29921798, 194491687, 388983374]

約数ペア:

[(1, 388983374), (2, 194491687), (13, 29921798), (26, 14960899), (47, 8276242), (67, 5805722), (94, 4138121), (134, 2902861), (611, 636634), (871, 446594), (1222, 318317), (1742, 223297), (3149, 123526), (4751, 81874), (6298, 61763), (9502, 40937)]