28786266

素因数分解:

$2^1\times 3^5\times {\mathrm{61}}^1\times {\mathrm{971}}^1$

素因数の和:1049

約数の個数: 48

約数和(自身を含む): 65808288

約数和(自身を除く): 37022022

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 61, 81, 122, 162, 183, 243, 366, 486, 549, 971, 1098, 1647, 1942, 2913, 3294, 4941, 5826, 8739, 9882, 14823, 17478, 26217, 29646, 52434, 59231, 78651, 118462, 157302, 177693, 235953, 355386, 471906, 533079, 1066158, 1599237, 3198474, 4797711, 9595422, 14393133, 28786266]

約数ペア:

[(1, 28786266), (2, 14393133), (3, 9595422), (6, 4797711), (9, 3198474), (18, 1599237), (27, 1066158), (54, 533079), (61, 471906), (81, 355386), (122, 235953), (162, 177693), (183, 157302), (243, 118462), (366, 78651), (486, 59231), (549, 52434), (971, 29646), (1098, 26217), (1647, 17478), (1942, 14823), (2913, 9882), (3294, 8739), (4941, 5826)]