293105709

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{278353}}^1$

素因数の和:278378

約数の個数: 20

約数和(自身を含む): 471531676

約数和(自身を除く): 178425967

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 278353, 835059, 2505177, 3618589, 7515531, 10855767, 22546593, 32567301, 97701903, 293105709]

約数ペア:

[(1, 293105709), (3, 97701903), (9, 32567301), (13, 22546593), (27, 10855767), (39, 7515531), (81, 3618589), (117, 2505177), (351, 835059), (1053, 278353)]