20125504959

素因数分解:

$3^1\times 7^2\times {\mathrm{1381}}^1\times {\mathrm{99137}}^1$

素因数の和:100535

約数の個数: 24

約数和(自身を含む): 31237987248

約数和(自身を除く): 11112482289

約数列:

[1, 3, 7, 21, 49, 147, 1381, 4143, 9667, 29001, 67669, 99137, 203007, 297411, 693959, 2081877, 4857713, 14573139, 136908197, 410724591, 958357379, 2875072137, 6708501653, 20125504959]

約数ペア:

[(1, 20125504959), (3, 6708501653), (7, 2875072137), (21, 958357379), (49, 410724591), (147, 136908197), (1381, 14573139), (4143, 4857713), (9667, 2081877), (29001, 693959), (67669, 297411), (99137, 203007)]