998021295

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1304603}}^1$

素因数の和:1304631

約数の個数: 24

約数和(自身を含む): 1831664016

約数和(自身を除く): 833642721

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 1304603, 3913809, 6523015, 11741427, 19569045, 22178251, 58707135, 66534753, 110891255, 199604259, 332673765, 998021295]

約数ペア:

[(1, 998021295), (3, 332673765), (5, 199604259), (9, 110891255), (15, 66534753), (17, 58707135), (45, 22178251), (51, 19569045), (85, 11741427), (153, 6523015), (255, 3913809), (765, 1304603)]