210399987

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{244367}}^1$

素因数の和:244418

約数の個数: 16

約数和(自身を含む): 328430592

約数和(自身を除く): 118030605

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 244367, 733101, 1710569, 5131707, 10019047, 30057141, 70133329, 210399987]

約数ペア:

[(1, 210399987), (3, 70133329), (7, 30057141), (21, 10019047), (41, 5131707), (123, 1710569), (287, 733101), (861, 244367)]