71284905

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{25969}}^1$

素因数の和:26041

約数の個数: 24

約数和(自身を含む): 125590920

約数和(自身を除く): 54306015

約数列:

[1, 3, 5, 9, 15, 45, 61, 183, 305, 549, 915, 2745, 25969, 77907, 129845, 233721, 389535, 1168605, 1584109, 4752327, 7920545, 14256981, 23761635, 71284905]

約数ペア:

[(1, 71284905), (3, 23761635), (5, 14256981), (9, 7920545), (15, 4752327), (45, 1584109), (61, 1168605), (183, 389535), (305, 233721), (549, 129845), (915, 77907), (2745, 25969)]