2080992015

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2720251}}^1$

素因数の和:2720279

約数の個数: 24

約数和(自身を含む): 3819233808

約数和(自身を除く): 1738241793

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 2720251, 8160753, 13601255, 24482259, 40803765, 46244267, 122411295, 138732801, 231221335, 416198403, 693664005, 2080992015]

約数ペア:

[(1, 2080992015), (3, 693664005), (5, 416198403), (9, 231221335), (15, 138732801), (17, 122411295), (45, 46244267), (51, 40803765), (85, 24482259), (153, 13601255), (255, 8160753), (765, 2720251)]