207905005

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{1759}}^1$

素因数の和:2089

約数の個数: 32

約数和(自身を含む): 312238080

約数和(自身を除く): 104333075

約数列:

[1, 5, 7, 11, 35, 55, 77, 307, 385, 1535, 1759, 2149, 3377, 8795, 10745, 12313, 16885, 19349, 23639, 61565, 96745, 118195, 135443, 540013, 677215, 2700065, 3780091, 5940143, 18900455, 29700715, 41581001, 207905005]

約数ペア:

[(1, 207905005), (5, 41581001), (7, 29700715), (11, 18900455), (35, 5940143), (55, 3780091), (77, 2700065), (307, 677215), (385, 540013), (1535, 135443), (1759, 118195), (2149, 96745), (3377, 61565), (8795, 23639), (10745, 19349), (12313, 16885)]