217336021945

素因数分解:

$5^1\times 7^1\times {\mathrm{2309}}^1\times {\mathrm{2689303}}^1$

素因数の和:2691624

約数の個数: 16

約数和(自身を含む): 298190027520

約数和(自身を除く): 80854005575

約数列:

[1, 5, 7, 35, 2309, 11545, 16163, 80815, 2689303, 13446515, 18825121, 94125605, 6209600627, 31048003135, 43467204389, 217336021945]

約数ペア:

[(1, 217336021945), (5, 43467204389), (7, 31048003135), (35, 6209600627), (2309, 94125605), (11545, 18825121), (16163, 13446515), (80815, 2689303)]