268687548

素因数分解:

$2^2\times 3^2\times {\mathrm{499}}^1\times {\mathrm{14957}}^1$

素因数の和:15466

約数の個数: 36

約数和(自身を含む): 680589000

約数和(自身を除く): 411901452

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 499, 998, 1497, 1996, 2994, 4491, 5988, 8982, 14957, 17964, 29914, 44871, 59828, 89742, 134613, 179484, 269226, 538452, 7463543, 14927086, 22390629, 29854172, 44781258, 67171887, 89562516, 134343774, 268687548]

約数ペア:

[(1, 268687548), (2, 134343774), (3, 89562516), (4, 67171887), (6, 44781258), (9, 29854172), (12, 22390629), (18, 14927086), (36, 7463543), (499, 538452), (998, 269226), (1497, 179484), (1996, 134613), (2994, 89742), (4491, 59828), (5988, 44871), (8982, 29914), (14957, 17964)]