87118659

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{21089}}^1$

素因数の和:21121

約数の個数: 24

約数和(自身を含む): 138181680

約数和(自身を除く): 51063021

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 1377, 4131, 21089, 63267, 189801, 358513, 569403, 1075539, 1708209, 3226617, 5124627, 9679851, 29039553, 87118659]

約数ペア:

[(1, 87118659), (3, 29039553), (9, 9679851), (17, 5124627), (27, 3226617), (51, 1708209), (81, 1075539), (153, 569403), (243, 358513), (459, 189801), (1377, 63267), (4131, 21089)]