7215399

素因数分解:

$3^5\times {\mathrm{23}}^1\times {\mathrm{1291}}^1$

素因数の和:1329

約数の個数: 24

約数和(自身を含む): 11286912

約数和(自身を除く): 4071513

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 243, 621, 1291, 1863, 3873, 5589, 11619, 29693, 34857, 89079, 104571, 267237, 313713, 801711, 2405133, 7215399]

約数ペア:

[(1, 7215399), (3, 2405133), (9, 801711), (23, 313713), (27, 267237), (69, 104571), (81, 89079), (207, 34857), (243, 29693), (621, 11619), (1291, 5589), (1863, 3873)]