71082291

素因数分解:

$3^1\times 7^3\times {\mathrm{37}}^1\times {\mathrm{1867}}^1$

素因数の和:1928

約数の個数: 32

約数和(自身を含む): 113574400

約数和(自身を除く): 42492109

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 343, 777, 1029, 1813, 1867, 5439, 5601, 12691, 13069, 38073, 39207, 69079, 91483, 207237, 274449, 483553, 640381, 1450659, 1921143, 3384871, 10154613, 23694097, 71082291]

約数ペア:

[(1, 71082291), (3, 23694097), (7, 10154613), (21, 3384871), (37, 1921143), (49, 1450659), (111, 640381), (147, 483553), (259, 274449), (343, 207237), (777, 91483), (1029, 69079), (1813, 39207), (1867, 38073), (5439, 13069), (5601, 12691)]