80628961

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{2467}}^1$

素因数の和:2533

約数の個数: 24

約数和(自身を含む): 101286720

約数和(自身を除く): 20657759

約数列:

[1, 7, 23, 29, 49, 161, 203, 667, 1127, 1421, 2467, 4669, 17269, 32683, 56741, 71543, 120883, 397187, 500801, 1645489, 2780309, 3505607, 11518423, 80628961]

約数ペア:

[(1, 80628961), (7, 11518423), (23, 3505607), (29, 2780309), (49, 1645489), (161, 500801), (203, 397187), (667, 120883), (1127, 71543), (1421, 56741), (2467, 32683), (4669, 17269)]