20161225269

素因数分解:

$3^3\times {\mathrm{89}}^1\times {\mathrm{463}}^1\times {\mathrm{18121}}^1$

素因数の和:18682

約数の個数: 32

約数和(自身を含む): 30270988800

約数和(自身を除く): 10109763531

約数列:

[1, 3, 9, 27, 89, 267, 463, 801, 1389, 2403, 4167, 12501, 18121, 41207, 54363, 123621, 163089, 370863, 489267, 1112589, 1612769, 4838307, 8390023, 14514921, 25170069, 43544763, 75510207, 226530621, 746712047, 2240136141, 6720408423, 20161225269]

約数ペア:

[(1, 20161225269), (3, 6720408423), (9, 2240136141), (27, 746712047), (89, 226530621), (267, 75510207), (463, 43544763), (801, 25170069), (1389, 14514921), (2403, 8390023), (4167, 4838307), (12501, 1612769), (18121, 1112589), (41207, 489267), (54363, 370863), (123621, 163089)]