309207472

素因数分解:

$2^4\times 7^1\times {\mathrm{2760781}}^1$

素因数の和:2760796

約数の個数: 20

約数和(自身を含む): 684673936

約数和(自身を除く): 375466464

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2760781, 5521562, 11043124, 19325467, 22086248, 38650934, 44172496, 77301868, 154603736, 309207472]

約数ペア:

[(1, 309207472), (2, 154603736), (4, 77301868), (7, 44172496), (8, 38650934), (14, 22086248), (16, 19325467), (28, 11043124), (56, 5521562), (112, 2760781)]