31005315

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20879}}^1$

素因数の和:20904

約数の個数: 32

約数和(自身を含む): 60134400

約数和(自身を除く): 29129085

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 165, 297, 495, 1485, 20879, 62637, 104395, 187911, 229669, 313185, 563733, 689007, 939555, 1148345, 2067021, 2818665, 3445035, 6201063, 10335105, 31005315]

約数ペア:

[(1, 31005315), (3, 10335105), (5, 6201063), (9, 3445035), (11, 2818665), (15, 2067021), (27, 1148345), (33, 939555), (45, 689007), (55, 563733), (99, 313185), (135, 229669), (165, 187911), (297, 104395), (495, 62637), (1485, 20879)]