1288456

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{953}}^1$

素因数の和:985

約数の個数: 24

約数和(自身を含む): 2618730

約数和(自身を除く): 1330274

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 953, 1352, 1906, 3812, 7624, 12389, 24778, 49556, 99112, 161057, 322114, 644228, 1288456]

約数ペア:

[(1, 1288456), (2, 644228), (4, 322114), (8, 161057), (13, 99112), (26, 49556), (52, 24778), (104, 12389), (169, 7624), (338, 3812), (676, 1906), (953, 1352)]