127181817

素因数分解:

$3^2\times 7^1\times {\mathrm{601}}^1\times {\mathrm{3359}}^1$

素因数の和:3973

約数の個数: 24

約数和(自身を含む): 210362880

約数和(自身を除く): 83181063

約数列:

[1, 3, 7, 9, 21, 63, 601, 1803, 3359, 4207, 5409, 10077, 12621, 23513, 30231, 37863, 70539, 211617, 2018759, 6056277, 14131313, 18168831, 42393939, 127181817]

約数ペア:

[(1, 127181817), (3, 42393939), (7, 18168831), (9, 14131313), (21, 6056277), (63, 2018759), (601, 211617), (1803, 70539), (3359, 37863), (4207, 30231), (5409, 23513), (10077, 12621)]