172897983

素因数分解:

$3^4\times {\mathrm{107}}^1\times {\mathrm{19949}}^1$

素因数の和:20068

約数の個数: 20

約数和(自身を含む): 260706600

約数和(自身を除く): 87808617

約数列:

[1, 3, 9, 27, 81, 107, 321, 963, 2889, 8667, 19949, 59847, 179541, 538623, 1615869, 2134543, 6403629, 19210887, 57632661, 172897983]

約数ペア:

[(1, 172897983), (3, 57632661), (9, 19210887), (27, 6403629), (81, 2134543), (107, 1615869), (321, 538623), (963, 179541), (2889, 59847), (8667, 19949)]