2013218121

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{158909}}^1$

素因数の和:159056

約数の個数: 16

約数和(自身を含む): 2776475520

約数和(自身を除く): 763257399

約数列:

[1, 3, 41, 103, 123, 309, 4223, 12669, 158909, 476727, 6515269, 16367627, 19545807, 49102881, 671072707, 2013218121]

約数ペア:

[(1, 2013218121), (3, 671072707), (41, 49102881), (103, 19545807), (123, 16367627), (309, 6515269), (4223, 476727), (12669, 158909)]