78672321

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{96059}}^1$

素因数の和:96085

約数の個数: 24

約数和(自身を含む): 139863360

約数和(自身を除く): 61191039

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 96059, 288177, 672413, 864531, 1248767, 2017239, 3746301, 6051717, 8741369, 11238903, 26224107, 78672321]

約数ペア:

[(1, 78672321), (3, 26224107), (7, 11238903), (9, 8741369), (13, 6051717), (21, 3746301), (39, 2017239), (63, 1248767), (91, 864531), (117, 672413), (273, 288177), (819, 96059)]