161204238

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{688907}}^1$

素因数の和:688928

約数の個数: 24

約数和(自身を含む): 376143768

約数和(自身を除く): 214939530

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 688907, 1377814, 2066721, 4133442, 6200163, 8955791, 12400326, 17911582, 26867373, 53734746, 80602119, 161204238]

約数ペア:

[(1, 161204238), (2, 80602119), (3, 53734746), (6, 26867373), (9, 17911582), (13, 12400326), (18, 8955791), (26, 6200163), (39, 4133442), (78, 2066721), (117, 1377814), (234, 688907)]