13261215

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{449}}^1$

素因数の和:647

約数の個数: 32

約数和(自身を含む): 23328000

約数和(自身を除く): 10066785

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 179, 449, 537, 895, 1347, 1969, 2245, 2685, 4939, 5907, 6735, 9845, 14817, 24695, 29535, 74085, 80371, 241113, 401855, 884081, 1205565, 2652243, 4420405, 13261215]

約数ペア:

[(1, 13261215), (3, 4420405), (5, 2652243), (11, 1205565), (15, 884081), (33, 401855), (55, 241113), (165, 80371), (179, 74085), (449, 29535), (537, 24695), (895, 14817), (1347, 9845), (1969, 6735), (2245, 5907), (2685, 4939)]