207826990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{6763}}^1$

素因数の和:7216

約数の個数: 32

約数和(自身を含む): 428567040

約数和(自身を除く): 220740050

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 439, 878, 2195, 3073, 4390, 6146, 6763, 13526, 15365, 30730, 33815, 47341, 67630, 94682, 236705, 473410, 2968957, 5937914, 14844785, 20782699, 29689570, 41565398, 103913495, 207826990]

約数ペア:

[(1, 207826990), (2, 103913495), (5, 41565398), (7, 29689570), (10, 20782699), (14, 14844785), (35, 5937914), (70, 2968957), (439, 473410), (878, 236705), (2195, 94682), (3073, 67630), (4390, 47341), (6146, 33815), (6763, 30730), (13526, 15365)]