1921000319

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{123007}}^1$

素因数の和:123134

約数の個数: 16

約数和(自身を含む): 2314518528

約数和(自身を除く): 393518209

約数列:

[1, 7, 23, 97, 161, 679, 2231, 15617, 123007, 861049, 2829161, 11931679, 19804127, 83521753, 274428617, 1921000319]

約数ペア:

[(1, 1921000319), (7, 274428617), (23, 83521753), (97, 19804127), (161, 11931679), (679, 2829161), (2231, 861049), (15617, 123007)]