218516272

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{33889}}^1$

素因数の和:33941

約数の個数: 40

約数和(自身を含む): 470664320

約数和(自身を除く): 252148048

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 33889, 67778, 135556, 271112, 440557, 542224, 881114, 1050559, 1762228, 2101118, 3524456, 4202236, 7048912, 8404472, 13657267, 16808944, 27314534, 54629068, 109258136, 218516272]

約数ペア:

[(1, 218516272), (2, 109258136), (4, 54629068), (8, 27314534), (13, 16808944), (16, 13657267), (26, 8404472), (31, 7048912), (52, 4202236), (62, 3524456), (104, 2101118), (124, 1762228), (208, 1050559), (248, 881114), (403, 542224), (496, 440557), (806, 271112), (1612, 135556), (3224, 67778), (6448, 33889)]