18423075

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1$

素因数の和:324

約数の個数: 48

約数和(自身を含む): 33676416

約数和(自身を除く): 15253341

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 137, 163, 165, 275, 411, 489, 685, 815, 825, 1507, 1793, 2055, 2445, 3425, 4075, 4521, 5379, 7535, 8965, 10275, 12225, 22331, 22605, 26895, 37675, 44825, 66993, 111655, 113025, 134475, 245641, 334965, 558275, 736923, 1228205, 1674825, 3684615, 6141025, 18423075]

約数ペア:

[(1, 18423075), (3, 6141025), (5, 3684615), (11, 1674825), (15, 1228205), (25, 736923), (33, 558275), (55, 334965), (75, 245641), (137, 134475), (163, 113025), (165, 111655), (275, 66993), (411, 44825), (489, 37675), (685, 26895), (815, 22605), (825, 22331), (1507, 12225), (1793, 10275), (2055, 8965), (2445, 7535), (3425, 5379), (4075, 4521)]