207742478111

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{2521}}^1\times {\mathrm{511831}}^1$

素因数の和:514382

約数の個数: 16

約数和(自身を含む): 247841338368

約数和(自身を除く): 40098860257

約数列:

[1, 7, 23, 161, 2521, 17647, 57983, 405881, 511831, 3582817, 11772113, 82404791, 1290325951, 9032281657, 29677496873, 207742478111]

約数ペア:

[(1, 207742478111), (7, 29677496873), (23, 9032281657), (161, 1290325951), (2521, 82404791), (17647, 11772113), (57983, 3582817), (405881, 511831)]