86890972

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{75689}}^1$

素因数の和:75741

約数の個数: 24

約数和(自身を含む): 178022880

約数和(自身を除く): 91131908

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 75689, 151378, 302756, 529823, 1059646, 2119292, 3103249, 6206498, 12412996, 21722743, 43445486, 86890972]

約数ペア:

[(1, 86890972), (2, 43445486), (4, 21722743), (7, 12412996), (14, 6206498), (28, 3103249), (41, 2119292), (82, 1059646), (164, 529823), (287, 302756), (574, 151378), (1148, 75689)]