28198251

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{479}}^1$

素因数の和:727

約数の個数: 24

約数和(自身を含む): 42332160

約数和(自身を除く): 14133909

約数列:

[1, 3, 9, 31, 93, 211, 279, 479, 633, 1437, 1899, 4311, 6541, 14849, 19623, 44547, 58869, 101069, 133641, 303207, 909621, 3133139, 9399417, 28198251]

約数ペア:

[(1, 28198251), (3, 9399417), (9, 3133139), (31, 909621), (93, 303207), (211, 133641), (279, 101069), (479, 58869), (633, 44547), (1437, 19623), (1899, 14849), (4311, 6541)]