18247035

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{439}}^1$

素因数の和:627

約数の個数: 32

約数和(自身を含む): 31173120

約数和(自身を除く): 12926085

約数列:

[1, 3, 5, 15, 17, 51, 85, 163, 255, 439, 489, 815, 1317, 2195, 2445, 2771, 6585, 7463, 8313, 13855, 22389, 37315, 41565, 71557, 111945, 214671, 357785, 1073355, 1216469, 3649407, 6082345, 18247035]

約数ペア:

[(1, 18247035), (3, 6082345), (5, 3649407), (15, 1216469), (17, 1073355), (51, 357785), (85, 214671), (163, 111945), (255, 71557), (439, 41565), (489, 37315), (815, 22389), (1317, 13855), (2195, 8313), (2445, 7463), (2771, 6585)]