426523923

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{1993}}^1$

素因数の和:2128

約数の個数: 48

約数和(自身を含む): 729963520

約数和(自身を除く): 303439597

約数列:

[1, 3, 7, 9, 21, 43, 63, 79, 129, 237, 301, 387, 553, 711, 903, 1659, 1993, 2709, 3397, 4977, 5979, 10191, 13951, 17937, 23779, 30573, 41853, 71337, 85699, 125559, 157447, 214011, 257097, 472341, 599893, 771291, 1102129, 1417023, 1799679, 3306387, 5399037, 6770221, 9919161, 20310663, 47391547, 60931989, 142174641, 426523923]

約数ペア:

[(1, 426523923), (3, 142174641), (7, 60931989), (9, 47391547), (21, 20310663), (43, 9919161), (63, 6770221), (79, 5399037), (129, 3306387), (237, 1799679), (301, 1417023), (387, 1102129), (553, 771291), (711, 599893), (903, 472341), (1659, 257097), (1993, 214011), (2709, 157447), (3397, 125559), (4977, 85699), (5979, 71337), (10191, 41853), (13951, 30573), (17937, 23779)]