156940281

素因数分解:

$3^3\times {\mathrm{443}}^1\times {\mathrm{13121}}^1$

素因数の和:13573

約数の個数: 16

約数和(自身を含む): 233046720

約数和(自身を除く): 76106439

約数列:

[1, 3, 9, 27, 443, 1329, 3987, 11961, 13121, 39363, 118089, 354267, 5812603, 17437809, 52313427, 156940281]

約数ペア:

[(1, 156940281), (3, 52313427), (9, 17437809), (27, 5812603), (443, 354267), (1329, 118089), (3987, 39363), (11961, 13121)]