393156907857

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{44896301}}^1$

素因数の和:44896453

約数の個数: 24

約数和(自身を含む): 653690157120

約数和(自身を除く): 260533249263

約数列:

[1, 3, 7, 9, 21, 63, 139, 417, 973, 1251, 2919, 8757, 44896301, 134688903, 314274107, 404066709, 942822321, 2828466963, 6240585839, 18721757517, 43684100873, 56165272551, 131052302619, 393156907857]

約数ペア:

[(1, 393156907857), (3, 131052302619), (7, 56165272551), (9, 43684100873), (21, 18721757517), (63, 6240585839), (139, 2828466963), (417, 942822321), (973, 404066709), (1251, 314274107), (2919, 134688903), (8757, 44896301)]