72009273

素因数分解:

$3^1\times 7^2\times {\mathrm{449}}^1\times {\mathrm{1091}}^1$

素因数の和:1557

約数の個数: 24

約数和(自身を含む): 112039200

約数和(自身を除く): 40029927

約数列:

[1, 3, 7, 21, 49, 147, 449, 1091, 1347, 3143, 3273, 7637, 9429, 22001, 22911, 53459, 66003, 160377, 489859, 1469577, 3429013, 10287039, 24003091, 72009273]

約数ペア:

[(1, 72009273), (3, 24003091), (7, 10287039), (21, 3429013), (49, 1469577), (147, 489859), (449, 160377), (1091, 66003), (1347, 53459), (3143, 22911), (3273, 22001), (7637, 9429)]