217623218481

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{158041553}}^1$

素因数の和:158041582

約数の個数: 20

約数和(自身を含む): 344214504612

約数和(自身を除く): 126591286131

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 158041553, 474124659, 1422373977, 2686706401, 4267121931, 8060119203, 12801365793, 24180357609, 72541072827, 217623218481]

約数ペア:

[(1, 217623218481), (3, 72541072827), (9, 24180357609), (17, 12801365793), (27, 8060119203), (51, 4267121931), (81, 2686706401), (153, 1422373977), (459, 474124659), (1377, 158041553)]