396448

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{953}}^1$

素因数の和:976

約数の個数: 24

約数和(自身を含む): 841428

約数和(自身を除く): 444980

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 953, 1906, 3812, 7624, 12389, 15248, 24778, 30496, 49556, 99112, 198224, 396448]

約数ペア:

[(1, 396448), (2, 198224), (4, 99112), (8, 49556), (13, 30496), (16, 24778), (26, 15248), (32, 12389), (52, 7624), (104, 3812), (208, 1906), (416, 953)]