42163983

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{27397}}^1$

素因数の和:27428

約数の個数: 20

約数和(自身を含む): 66303160

約数和(自身を除く): 24139177

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 27397, 82191, 246573, 520543, 739719, 1561629, 2219157, 4684887, 14054661, 42163983]

約数ペア:

[(1, 42163983), (3, 14054661), (9, 4684887), (19, 2219157), (27, 1561629), (57, 739719), (81, 520543), (171, 246573), (513, 82191), (1539, 27397)]