78437429

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{3719}}^1$

素因数の和:3880

約数の個数: 16

約数和(自身を含む): 94279680

約数和(自身を除く): 15842251

約数列:

[1, 7, 23, 131, 161, 917, 3013, 3719, 21091, 26033, 85537, 487189, 598759, 3410323, 11205347, 78437429]

約数ペア:

[(1, 78437429), (7, 11205347), (23, 3410323), (131, 598759), (161, 487189), (917, 85537), (3013, 26033), (3719, 21091)]