898209

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{853}}^1$

素因数の和:878

約数の個数: 20

約数和(自身を含む): 1446676

約数和(自身を除く): 548467

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 853, 1053, 2559, 7677, 11089, 23031, 33267, 69093, 99801, 299403, 898209]

約数ペア:

[(1, 898209), (3, 299403), (9, 99801), (13, 69093), (27, 33267), (39, 23031), (81, 11089), (117, 7677), (351, 2559), (853, 1053)]