120916817

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{21143}}^1$

素因数の和:21212

約数の個数: 16

約数和(自身を含む): 148853760

約数和(自身を除く): 27936943

約数列:

[1, 7, 19, 43, 133, 301, 817, 5719, 21143, 148001, 401717, 909149, 2812019, 6364043, 17273831, 120916817]

約数ペア:

[(1, 120916817), (7, 17273831), (19, 6364043), (43, 2812019), (133, 909149), (301, 401717), (817, 148001), (5719, 21143)]