389500107

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1\times {\mathrm{409}}^1$

素因数の和:763

約数の個数: 32

約数和(自身を含む): 561116160

約数和(自身を除く): 171616053

約数列:

[1, 3, 17, 51, 71, 213, 263, 409, 789, 1207, 1227, 3621, 4471, 6953, 13413, 18673, 20859, 29039, 56019, 87117, 107567, 317441, 322701, 493663, 952323, 1480989, 1828639, 5485917, 7637257, 22911771, 129833369, 389500107]

約数ペア:

[(1, 389500107), (3, 129833369), (17, 22911771), (51, 7637257), (71, 5485917), (213, 1828639), (263, 1480989), (409, 952323), (789, 493663), (1207, 322701), (1227, 317441), (3621, 107567), (4471, 87117), (6953, 56019), (13413, 29039), (18673, 20859)]