16271475

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^3\times {\mathrm{163}}^1$

素因数の和:209

約数の個数: 48

約数和(自身を含む): 29771904

約数和(自身を除く): 13500429

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 121, 163, 165, 275, 363, 489, 605, 815, 825, 1331, 1793, 1815, 2445, 3025, 3993, 4075, 5379, 6655, 8965, 9075, 12225, 19723, 19965, 26895, 33275, 44825, 59169, 98615, 99825, 134475, 216953, 295845, 493075, 650859, 1084765, 1479225, 3254295, 5423825, 16271475]

約数ペア:

[(1, 16271475), (3, 5423825), (5, 3254295), (11, 1479225), (15, 1084765), (25, 650859), (33, 493075), (55, 295845), (75, 216953), (121, 134475), (163, 99825), (165, 98615), (275, 59169), (363, 44825), (489, 33275), (605, 26895), (815, 19965), (825, 19723), (1331, 12225), (1793, 9075), (1815, 8965), (2445, 6655), (3025, 5379), (3993, 4075)]