47245779

素因数分解:

$3^2\times 7^1\times {\mathrm{397}}^1\times {\mathrm{1889}}^1$

素因数の和:2299

約数の個数: 24

約数和(自身を含む): 78230880

約数和(自身を除く): 30985101

約数列:

[1, 3, 7, 9, 21, 63, 397, 1191, 1889, 2779, 3573, 5667, 8337, 13223, 17001, 25011, 39669, 119007, 749933, 2249799, 5249531, 6749397, 15748593, 47245779]

約数ペア:

[(1, 47245779), (3, 15748593), (7, 6749397), (9, 5249531), (21, 2249799), (63, 749933), (397, 119007), (1191, 39669), (1889, 25011), (2779, 17001), (3573, 13223), (5667, 8337)]