140178843

素因数分解:

$3^4\times 7^1\times {\mathrm{247229}}^1$

素因数の和:247248

約数の個数: 20

約数和(自身を含む): 239318640

約数和(自身を除く): 99139797

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 247229, 741687, 1730603, 2225061, 5191809, 6675183, 15575427, 20025549, 46726281, 140178843]

約数ペア:

[(1, 140178843), (3, 46726281), (7, 20025549), (9, 15575427), (21, 6675183), (27, 5191809), (63, 2225061), (81, 1730603), (189, 741687), (567, 247229)]