728452228

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{161591}}^1$

素因数の和:161632

約数の個数: 36

約数和(自身を含む): 1547404992

約数和(自身を除く): 818952764

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 161, 196, 322, 644, 1127, 2254, 4508, 161591, 323182, 646364, 1131137, 2262274, 3716593, 4524548, 7433186, 7917959, 14866372, 15835918, 26016151, 31671836, 52032302, 104064604, 182113057, 364226114, 728452228]

約数ペア:

[(1, 728452228), (2, 364226114), (4, 182113057), (7, 104064604), (14, 52032302), (23, 31671836), (28, 26016151), (46, 15835918), (49, 14866372), (92, 7917959), (98, 7433186), (161, 4524548), (196, 3716593), (322, 2262274), (644, 1131137), (1127, 646364), (2254, 323182), (4508, 161591)]