258424852

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{1847}}^1$

素因数の和:2140

約数の個数: 48

約数和(自身を含む): 546416640

約数和(自身を除く): 287991788

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 263, 266, 526, 532, 1052, 1841, 1847, 3682, 3694, 4997, 7364, 7388, 9994, 12929, 19988, 25858, 34979, 35093, 51716, 69958, 70186, 139916, 140372, 245651, 485761, 491302, 971522, 982604, 1943044, 3400327, 6800654, 9229459, 13601308, 18458918, 36917836, 64606213, 129212426, 258424852]

約数ペア:

[(1, 258424852), (2, 129212426), (4, 64606213), (7, 36917836), (14, 18458918), (19, 13601308), (28, 9229459), (38, 6800654), (76, 3400327), (133, 1943044), (263, 982604), (266, 971522), (526, 491302), (532, 485761), (1052, 245651), (1841, 140372), (1847, 139916), (3682, 70186), (3694, 69958), (4997, 51716), (7364, 35093), (7388, 34979), (9994, 25858), (12929, 19988)]