7894047

素因数分解:

$3^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{647}}^1$

素因数の和:747

約数の個数: 24

約数和(自身を含む): 12410496

約数和(自身を除く): 4516449

約数列:

[1, 3, 7, 21, 49, 83, 147, 249, 581, 647, 1743, 1941, 4067, 4529, 12201, 13587, 31703, 53701, 95109, 161103, 375907, 1127721, 2631349, 7894047]

約数ペア:

[(1, 7894047), (3, 2631349), (7, 1127721), (21, 375907), (49, 161103), (83, 95109), (147, 53701), (249, 31703), (581, 13587), (647, 12201), (1743, 4529), (1941, 4067)]