28574766

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{521}}^1$

素因数の和:817

約数の個数: 48

約数和(自身を含む): 67914288

約数和(自身を除く): 39339522

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 277, 521, 554, 831, 1042, 1563, 1662, 2493, 3047, 3126, 4689, 4986, 5731, 6094, 9141, 9378, 11462, 17193, 18282, 27423, 34386, 51579, 54846, 103158, 144317, 288634, 432951, 865902, 1298853, 1587487, 2597706, 3174974, 4762461, 9524922, 14287383, 28574766]

約数ペア:

[(1, 28574766), (2, 14287383), (3, 9524922), (6, 4762461), (9, 3174974), (11, 2597706), (18, 1587487), (22, 1298853), (33, 865902), (66, 432951), (99, 288634), (198, 144317), (277, 103158), (521, 54846), (554, 51579), (831, 34386), (1042, 27423), (1563, 18282), (1662, 17193), (2493, 11462), (3047, 9378), (3126, 9141), (4689, 6094), (4986, 5731)]