9919161

素因数分解:

$3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1993}}^1$

素因数の和:2085

約数の個数: 24

約数和(自身を含む): 16590080

約数和(自身を除く): 6670919

約数列:

[1, 3, 7, 9, 21, 63, 79, 237, 553, 711, 1659, 1993, 4977, 5979, 13951, 17937, 41853, 125559, 157447, 472341, 1102129, 1417023, 3306387, 9919161]

約数ペア:

[(1, 9919161), (3, 3306387), (7, 1417023), (9, 1102129), (21, 472341), (63, 157447), (79, 125559), (237, 41853), (553, 17937), (711, 13951), (1659, 5979), (1993, 4977)]