1229823

素因数分解:

$3^6\times 7^1\times {\mathrm{241}}^1$

素因数の和:266

約数の個数: 28

約数和(自身を含む): 2116048

約数和(自身を除く): 886225

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 241, 243, 567, 723, 729, 1687, 1701, 2169, 5061, 5103, 6507, 15183, 19521, 45549, 58563, 136647, 175689, 409941, 1229823]

約数ペア:

[(1, 1229823), (3, 409941), (7, 175689), (9, 136647), (21, 58563), (27, 45549), (63, 19521), (81, 15183), (189, 6507), (241, 5103), (243, 5061), (567, 2169), (723, 1701), (729, 1687)]