199914903

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{4549}}^1$

素因数の和:4831

約数の個数: 24

約数和(自身を含む): 305214000

約数和(自身を除く): 105299097

約数列:

[1, 3, 9, 19, 57, 171, 257, 771, 2313, 4549, 4883, 13647, 14649, 40941, 43947, 86431, 259293, 777879, 1169093, 3507279, 10521837, 22212767, 66638301, 199914903]

約数ペア:

[(1, 199914903), (3, 66638301), (9, 22212767), (19, 10521837), (57, 3507279), (171, 1169093), (257, 777879), (771, 259293), (2313, 86431), (4549, 43947), (4883, 40941), (13647, 14649)]