551477164

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1723}}^1$

素因数の和:1835

約数の個数: 72

約数和(自身を含む): 1188649728

約数和(自身を除く): 637172564

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 71, 92, 98, 142, 161, 196, 284, 322, 497, 644, 994, 1127, 1633, 1723, 1988, 2254, 3266, 3446, 3479, 4508, 6532, 6892, 6958, 11431, 12061, 13916, 22862, 24122, 39629, 45724, 48244, 79258, 80017, 84427, 122333, 158516, 160034, 168854, 244666, 277403, 320068, 337708, 489332, 554806, 856331, 1109612, 1712662, 1941821, 2813659, 3425324, 3883642, 5627318, 5994317, 7767284, 11254636, 11988634, 19695613, 23977268, 39391226, 78782452, 137869291, 275738582, 551477164]

約数ペア:

[(1, 551477164), (2, 275738582), (4, 137869291), (7, 78782452), (14, 39391226), (23, 23977268), (28, 19695613), (46, 11988634), (49, 11254636), (71, 7767284), (92, 5994317), (98, 5627318), (142, 3883642), (161, 3425324), (196, 2813659), (284, 1941821), (322, 1712662), (497, 1109612), (644, 856331), (994, 554806), (1127, 489332), (1633, 337708), (1723, 320068), (1988, 277403), (2254, 244666), (3266, 168854), (3446, 160034), (3479, 158516), (4508, 122333), (6532, 84427), (6892, 80017), (6958, 79258), (11431, 48244), (12061, 45724), (13916, 39629), (22862, 24122)]