231796161

素因数分解:

$3^4\times {\mathrm{647}}^1\times {\mathrm{4423}}^1$

素因数の和:5082

約数の個数: 20

約数和(自身を含む): 346876992

約数和(自身を除く): 115080831

約数列:

[1, 3, 9, 27, 81, 647, 1941, 4423, 5823, 13269, 17469, 39807, 52407, 119421, 358263, 2861681, 8585043, 25755129, 77265387, 231796161]

約数ペア:

[(1, 231796161), (3, 77265387), (9, 25755129), (27, 8585043), (81, 2861681), (647, 358263), (1941, 119421), (4423, 52407), (5823, 39807), (13269, 17469)]