27289395

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2113}}^1$

素因数の和:2172

約数の個数: 48

約数和(自身を含む): 55403712

約数和(自身を除く): 28114317

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 41, 45, 63, 105, 123, 205, 287, 315, 369, 615, 861, 1435, 1845, 2113, 2583, 4305, 6339, 10565, 12915, 14791, 19017, 31695, 44373, 73955, 86633, 95085, 133119, 221865, 259899, 433165, 606431, 665595, 779697, 1299495, 1819293, 3032155, 3898485, 5457879, 9096465, 27289395]

約数ペア:

[(1, 27289395), (3, 9096465), (5, 5457879), (7, 3898485), (9, 3032155), (15, 1819293), (21, 1299495), (35, 779697), (41, 665595), (45, 606431), (63, 433165), (105, 259899), (123, 221865), (205, 133119), (287, 95085), (315, 86633), (369, 73955), (615, 44373), (861, 31695), (1435, 19017), (1845, 14791), (2113, 12915), (2583, 10565), (4305, 6339)]