31155564

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{499}}^1$

素因数の和:571

約数の個数: 72

約数和(自身を含む): 81928000

約数和(自身を除く): 50772436

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 43, 44, 66, 86, 121, 129, 132, 172, 242, 258, 363, 473, 484, 499, 516, 726, 946, 998, 1419, 1452, 1497, 1892, 1996, 2838, 2994, 5203, 5489, 5676, 5988, 10406, 10978, 15609, 16467, 20812, 21457, 21956, 31218, 32934, 42914, 60379, 62436, 64371, 65868, 85828, 120758, 128742, 181137, 236027, 241516, 257484, 362274, 472054, 708081, 724548, 944108, 1416162, 2596297, 2832324, 5192594, 7788891, 10385188, 15577782, 31155564]

約数ペア:

[(1, 31155564), (2, 15577782), (3, 10385188), (4, 7788891), (6, 5192594), (11, 2832324), (12, 2596297), (22, 1416162), (33, 944108), (43, 724548), (44, 708081), (66, 472054), (86, 362274), (121, 257484), (129, 241516), (132, 236027), (172, 181137), (242, 128742), (258, 120758), (363, 85828), (473, 65868), (484, 64371), (499, 62436), (516, 60379), (726, 42914), (946, 32934), (998, 31218), (1419, 21956), (1452, 21457), (1497, 20812), (1892, 16467), (1996, 15609), (2838, 10978), (2994, 10406), (5203, 5988), (5489, 5676)]