81202653

素因数分解:

$3^2\times 7^2\times {\mathrm{184133}}^1$

素因数の和:184153

約数の個数: 18

約数和(自身を含む): 136443294

約数和(自身を除く): 55240641

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 184133, 552399, 1288931, 1657197, 3866793, 9022517, 11600379, 27067551, 81202653]

約数ペア:

[(1, 81202653), (3, 27067551), (7, 11600379), (9, 9022517), (21, 3866793), (49, 1657197), (63, 1288931), (147, 552399), (441, 184133)]