725439

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:135

約数の個数: 32

約数和(自身を含む): 1209600

約数和(自身を除く): 484161

約数列:

[1, 3, 11, 13, 19, 33, 39, 57, 89, 143, 209, 247, 267, 429, 627, 741, 979, 1157, 1691, 2717, 2937, 3471, 5073, 8151, 12727, 18601, 21983, 38181, 55803, 65949, 241813, 725439]

約数ペア:

[(1, 725439), (3, 241813), (11, 65949), (13, 55803), (19, 38181), (33, 21983), (39, 18601), (57, 12727), (89, 8151), (143, 5073), (209, 3471), (247, 2937), (267, 2717), (429, 1691), (627, 1157), (741, 979)]