817154649

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{438623}}^1$

素因数の和:438658

約数の個数: 20

約数和(自身を含む): 1273764096

約数和(自身を除く): 456609447

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 438623, 1315869, 3947607, 10088329, 11842821, 30264987, 35528463, 90794961, 272384883, 817154649]

約数ペア:

[(1, 817154649), (3, 272384883), (9, 90794961), (23, 35528463), (27, 30264987), (69, 11842821), (81, 10088329), (207, 3947607), (621, 1315869), (1863, 438623)]