1108978857

素因数分解:

$3^6\times 7^1\times {\mathrm{217319}}^1$

素因数の和:217344

約数の個数: 28

約数和(自身を含む): 1900246080

約数和(自身を除く): 791267223

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 5103, 217319, 651957, 1521233, 1955871, 4563699, 5867613, 13691097, 17602839, 41073291, 52808517, 123219873, 158425551, 369659619, 1108978857]

約数ペア:

[(1, 1108978857), (3, 369659619), (7, 158425551), (9, 123219873), (21, 52808517), (27, 41073291), (63, 17602839), (81, 13691097), (189, 5867613), (243, 4563699), (567, 1955871), (729, 1521233), (1701, 651957), (5103, 217319)]