30107781

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{33791}}^1$

素因数の和:33814

約数の個数: 20

約数和(自身を含む): 49065984

約数和(自身を除く): 18958203

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 33791, 101373, 304119, 371701, 912357, 1115103, 2737071, 3345309, 10035927, 30107781]

約数ペア:

[(1, 30107781), (3, 10035927), (9, 3345309), (11, 2737071), (27, 1115103), (33, 912357), (81, 371701), (99, 304119), (297, 101373), (891, 33791)]