31628925

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{8269}}^1$

素因数の和:8302

約数の個数: 36

約数和(自身を含む): 59990580

約数和(自身を除く): 28361655

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 153, 225, 255, 425, 765, 1275, 3825, 8269, 24807, 41345, 74421, 124035, 140573, 206725, 372105, 421719, 620175, 702865, 1265157, 1860525, 2108595, 3514325, 6325785, 10542975, 31628925]

約数ペア:

[(1, 31628925), (3, 10542975), (5, 6325785), (9, 3514325), (15, 2108595), (17, 1860525), (25, 1265157), (45, 702865), (51, 620175), (75, 421719), (85, 372105), (153, 206725), (225, 140573), (255, 124035), (425, 74421), (765, 41345), (1275, 24807), (3825, 8269)]