128785446

素因数分解:

$2^1\times 3^2\times {\mathrm{139}}^1\times {\mathrm{51473}}^1$

素因数の和:51620

約数の個数: 24

約数和(自身を含む): 281048040

約数和(自身を除く): 152262594

約数列:

[1, 2, 3, 6, 9, 18, 139, 278, 417, 834, 1251, 2502, 51473, 102946, 154419, 308838, 463257, 926514, 7154747, 14309494, 21464241, 42928482, 64392723, 128785446]

約数ペア:

[(1, 128785446), (2, 64392723), (3, 42928482), (6, 21464241), (9, 14309494), (18, 7154747), (139, 926514), (278, 463257), (417, 308838), (834, 154419), (1251, 102946), (2502, 51473)]