7813503

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{5077}}^1$

素因数の和:5108

約数の個数: 20

約数和(自身を含む): 12288760

約数和(自身を除く): 4475257

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 5077, 15231, 45693, 96463, 137079, 289389, 411237, 868167, 2604501, 7813503]

約数ペア:

[(1, 7813503), (3, 2604501), (9, 868167), (19, 411237), (27, 289389), (57, 137079), (81, 96463), (171, 45693), (513, 15231), (1539, 5077)]