4920021

素因数分解:

$3^6\times {\mathrm{17}}^1\times {\mathrm{397}}^1$

素因数の和:432

約数の個数: 28

約数和(自身を含む): 7830252

約数和(自身を除く): 2910231

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 397, 459, 729, 1191, 1377, 3573, 4131, 6749, 10719, 12393, 20247, 32157, 60741, 96471, 182223, 289413, 546669, 1640007, 4920021]

約数ペア:

[(1, 4920021), (3, 1640007), (9, 546669), (17, 289413), (27, 182223), (51, 96471), (81, 60741), (153, 32157), (243, 20247), (397, 12393), (459, 10719), (729, 6749), (1191, 4131), (1377, 3573)]