13390815

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{3089}}^1$

素因数の和:3131

約数の個数: 24

約数和(自身を含む): 22767120

約数和(自身を除く): 9376305

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 289, 867, 1445, 3089, 4335, 9267, 15445, 46335, 52513, 157539, 262565, 787695, 892721, 2678163, 4463605, 13390815]

約数ペア:

[(1, 13390815), (3, 4463605), (5, 2678163), (15, 892721), (17, 787695), (51, 262565), (85, 157539), (255, 52513), (289, 46335), (867, 15445), (1445, 9267), (3089, 4335)]