855540959

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{408763}}^1$

素因数の和:408806

約数の個数: 16

約数和(自身を含む): 1098757632

約数和(自身を除く): 243216673

約数列:

[1, 7, 13, 23, 91, 161, 299, 2093, 408763, 2861341, 5313919, 9401549, 37197433, 65810843, 122220137, 855540959]

約数ペア:

[(1, 855540959), (7, 122220137), (13, 65810843), (23, 37197433), (91, 9401549), (161, 5313919), (299, 2861341), (2093, 408763)]