13721345

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{787}}^1$

素因数の和:1120

約数の個数: 16

約数和(自身を含む): 18042048

約数和(自身を除く): 4320703

約数列:

[1, 5, 11, 55, 317, 787, 1585, 3487, 3935, 8657, 17435, 43285, 249479, 1247395, 2744269, 13721345]

約数ペア:

[(1, 13721345), (5, 2744269), (11, 1247395), (55, 249479), (317, 43285), (787, 17435), (1585, 8657), (3487, 3935)]