281978982

素因数分解:

$2^1\times 3^4\times {\mathrm{1740611}}^1$

素因数の和:1740625

約数の個数: 20

約数和(自身を含む): 631842156

約数和(自身を除く): 349863174

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 1740611, 3481222, 5221833, 10443666, 15665499, 31330998, 46996497, 93992994, 140989491, 281978982]

約数ペア:

[(1, 281978982), (2, 140989491), (3, 93992994), (6, 46996497), (9, 31330998), (18, 15665499), (27, 10443666), (54, 5221833), (81, 3481222), (162, 1740611)]