231853839

素因数分解:

$3^1\times 7^2\times {\mathrm{1087}}^1\times {\mathrm{1451}}^1$

素因数の和:2555

約数の個数: 24

約数和(自身を含む): 360188928

約数和(自身を除く): 128335089

約数列:

[1, 3, 7, 21, 49, 147, 1087, 1451, 3261, 4353, 7609, 10157, 22827, 30471, 53263, 71099, 159789, 213297, 1577237, 4731711, 11040659, 33121977, 77284613, 231853839]

約数ペア:

[(1, 231853839), (3, 77284613), (7, 33121977), (21, 11040659), (49, 4731711), (147, 1577237), (1087, 213297), (1451, 159789), (3261, 71099), (4353, 53263), (7609, 30471), (10157, 22827)]