25888221

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{229}}^1$

素因数の和:370

約数の個数: 32

約数和(自身を含む): 39744000

約数和(自身を除く): 13855779

約数列:

[1, 3, 9, 27, 53, 79, 159, 229, 237, 477, 687, 711, 1431, 2061, 2133, 4187, 6183, 12137, 12561, 18091, 36411, 37683, 54273, 109233, 113049, 162819, 327699, 488457, 958823, 2876469, 8629407, 25888221]

約数ペア:

[(1, 25888221), (3, 8629407), (9, 2876469), (27, 958823), (53, 488457), (79, 327699), (159, 162819), (229, 113049), (237, 109233), (477, 54273), (687, 37683), (711, 36411), (1431, 18091), (2061, 12561), (2133, 12137), (4187, 6183)]