13318905

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2749}}^1$

素因数の和:2793

約数の個数: 32

約数和(自身を含む): 23760000

約数和(自身を除く): 10441095

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 255, 285, 323, 969, 1615, 2749, 4845, 8247, 13745, 41235, 46733, 52231, 140199, 156693, 233665, 261155, 700995, 783465, 887927, 2663781, 4439635, 13318905]

約数ペア:

[(1, 13318905), (3, 4439635), (5, 2663781), (15, 887927), (17, 783465), (19, 700995), (51, 261155), (57, 233665), (85, 156693), (95, 140199), (255, 52231), (285, 46733), (323, 41235), (969, 13745), (1615, 8247), (2749, 4845)]