13276215

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{307}}^1$

素因数の和:380

約数の個数: 36

約数和(自身を含む): 23855832

約数和(自身を除く): 10579617

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 307, 465, 921, 961, 1395, 1535, 2763, 2883, 4605, 4805, 8649, 9517, 13815, 14415, 28551, 43245, 47585, 85653, 142755, 295027, 428265, 885081, 1475135, 2655243, 4425405, 13276215]

約数ペア:

[(1, 13276215), (3, 4425405), (5, 2655243), (9, 1475135), (15, 885081), (31, 428265), (45, 295027), (93, 142755), (155, 85653), (279, 47585), (307, 43245), (465, 28551), (921, 14415), (961, 13815), (1395, 9517), (1535, 8649), (2763, 4805), (2883, 4605)]