245490273

素因数分解:

$3^2\times 7^1\times {\mathrm{431}}^1\times {\mathrm{9041}}^1$

素因数の和:9485

約数の個数: 24

約数和(自身を含む): 406238976

約数和(自身を除く): 160748703

約数列:

[1, 3, 7, 9, 21, 63, 431, 1293, 3017, 3879, 9041, 9051, 27123, 27153, 63287, 81369, 189861, 569583, 3896671, 11690013, 27276697, 35070039, 81830091, 245490273]

約数ペア:

[(1, 245490273), (3, 81830091), (7, 35070039), (9, 27276697), (21, 11690013), (63, 3896671), (431, 569583), (1293, 189861), (3017, 81369), (3879, 63287), (9041, 27153), (9051, 27123)]