990097955

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{11329}}^1$

素因数の和:11579

約数の個数: 32

約数和(自身を含む): 1487946240

約数和(自身を除く): 497848285

約数列:

[1, 5, 7, 11, 35, 55, 77, 227, 385, 1135, 1589, 2497, 7945, 11329, 12485, 17479, 56645, 79303, 87395, 124619, 396515, 623095, 872333, 2571683, 4361665, 12858415, 18001781, 28288513, 90008905, 141442565, 198019591, 990097955]

約数ペア:

[(1, 990097955), (5, 198019591), (7, 141442565), (11, 90008905), (35, 28288513), (55, 18001781), (77, 12858415), (227, 4361665), (385, 2571683), (1135, 872333), (1589, 623095), (2497, 396515), (7945, 124619), (11329, 87395), (12485, 79303), (17479, 56645)]