402292

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1$

素因数の和:279

約数の個数: 24

約数和(自身を含む): 790272

約数和(自身を除く): 387980

約数列:

[1, 2, 4, 11, 22, 41, 44, 82, 164, 223, 446, 451, 892, 902, 1804, 2453, 4906, 9143, 9812, 18286, 36572, 100573, 201146, 402292]

約数ペア:

[(1, 402292), (2, 201146), (4, 100573), (11, 36572), (22, 18286), (41, 9812), (44, 9143), (82, 4906), (164, 2453), (223, 1804), (446, 902), (451, 892)]