42540547

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{2017}}^1$

素因数の和:2178

約数の個数: 16

約数和(自身を含む): 51144192

約数和(自身を除く): 8603645

約数列:

[1, 7, 23, 131, 161, 917, 2017, 3013, 14119, 21091, 46391, 264227, 324737, 1849589, 6077221, 42540547]

約数ペア:

[(1, 42540547), (7, 6077221), (23, 1849589), (131, 324737), (161, 264227), (917, 46391), (2017, 21091), (3013, 14119)]