71986857

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{199}}^1$

素因数の和:433

約数の個数: 32

約数和(自身を含む): 105235200

約数和(自身を除く): 33248343

約数列:

[1, 3, 17, 41, 51, 123, 173, 199, 519, 597, 697, 2091, 2941, 3383, 7093, 8159, 8823, 10149, 21279, 24477, 34427, 103281, 120581, 138703, 361743, 416109, 585259, 1411507, 1755777, 4234521, 23995619, 71986857]

約数ペア:

[(1, 71986857), (3, 23995619), (17, 4234521), (41, 1755777), (51, 1411507), (123, 585259), (173, 416109), (199, 361743), (519, 138703), (597, 120581), (697, 103281), (2091, 34427), (2941, 24477), (3383, 21279), (7093, 10149), (8159, 8823)]