15920013

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{347}}^1\times {\mathrm{373}}^1$

素因数の和:764

約数の個数: 16

約数和(自身を含む): 21865536

約数和(自身を除く): 5945523

約数列:

[1, 3, 41, 123, 347, 373, 1041, 1119, 14227, 15293, 42681, 45879, 129431, 388293, 5306671, 15920013]

約数ペア:

[(1, 15920013), (3, 5306671), (41, 388293), (123, 129431), (347, 45879), (373, 42681), (1041, 15293), (1119, 14227)]