13121538

素因数分解:

$2^1\times 3^1\times {\mathrm{409}}^1\times {\mathrm{5347}}^1$

素因数の和:5761

約数の個数: 16

約数和(自身を含む): 26312160

約数和(自身を除く): 13190622

約数列:

[1, 2, 3, 6, 409, 818, 1227, 2454, 5347, 10694, 16041, 32082, 2186923, 4373846, 6560769, 13121538]

約数ペア:

[(1, 13121538), (2, 6560769), (3, 4373846), (6, 2186923), (409, 32082), (818, 16041), (1227, 10694), (2454, 5347)]