28575734

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{499}}^1$

素因数の和:668

約数の個数: 32

約数和(自身を含む): 49680000

約数和(自身を除く): 21104266

約数列:

[1, 2, 11, 19, 22, 38, 137, 209, 274, 418, 499, 998, 1507, 2603, 3014, 5206, 5489, 9481, 10978, 18962, 28633, 57266, 68363, 104291, 136726, 208582, 751993, 1298897, 1503986, 2597794, 14287867, 28575734]

約数ペア:

[(1, 28575734), (2, 14287867), (11, 2597794), (19, 1503986), (22, 1298897), (38, 751993), (137, 208582), (209, 136726), (274, 104291), (418, 68363), (499, 57266), (998, 28633), (1507, 18962), (2603, 10978), (3014, 9481), (5206, 5489)]