99187711

素因数分解:

$7^4\times {\mathrm{109}}^1\times {\mathrm{379}}^1$

素因数の和:516

約数の個数: 20

約数和(自身を含む): 117081800

約数和(自身を除く): 17894089

約数列:

[1, 7, 49, 109, 343, 379, 763, 2401, 2653, 5341, 18571, 37387, 41311, 129997, 261709, 289177, 909979, 2024239, 14169673, 99187711]

約数ペア:

[(1, 99187711), (7, 14169673), (49, 2024239), (109, 909979), (343, 289177), (379, 261709), (763, 129997), (2401, 41311), (2653, 37387), (5341, 18571)]