87717105

素因数分解:

$3^2\times 5^1\times 7^3\times {\mathrm{5683}}^1$

素因数の和:5715

約数の個数: 48

約数和(自身を含む): 177340800

約数和(自身を除く): 89623695

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 343, 441, 735, 1029, 1715, 2205, 3087, 5145, 5683, 15435, 17049, 28415, 39781, 51147, 85245, 119343, 198905, 255735, 278467, 358029, 596715, 835401, 1392335, 1790145, 1949269, 2506203, 4177005, 5847807, 9746345, 12531015, 17543421, 29239035, 87717105]

約数ペア:

[(1, 87717105), (3, 29239035), (5, 17543421), (7, 12531015), (9, 9746345), (15, 5847807), (21, 4177005), (35, 2506203), (45, 1949269), (49, 1790145), (63, 1392335), (105, 835401), (147, 596715), (245, 358029), (315, 278467), (343, 255735), (441, 198905), (735, 119343), (1029, 85245), (1715, 51147), (2205, 39781), (3087, 28415), (5145, 17049), (5683, 15435)]