297489712

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1430239}}^1$

素因数の和:1430260

約数の個数: 20

約数和(自身を含む): 620724160

約数和(自身を除く): 323234448

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1430239, 2860478, 5720956, 11441912, 18593107, 22883824, 37186214, 74372428, 148744856, 297489712]

約数ペア:

[(1, 297489712), (2, 148744856), (4, 74372428), (8, 37186214), (13, 22883824), (16, 18593107), (26, 11441912), (52, 5720956), (104, 2860478), (208, 1430239)]