261036729

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{420349}}^1$

素因数の和:420381

約数の個数: 16

約数和(自身を含む): 403536000

約数和(自身を除く): 142499271

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 420349, 1261047, 3783141, 9668027, 11349423, 29004081, 87012243, 261036729]

約数ペア:

[(1, 261036729), (3, 87012243), (9, 29004081), (23, 11349423), (27, 9668027), (69, 3783141), (207, 1261047), (621, 420349)]