409836063

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{5981}}^1$

素因数の和:6255

約数の個数: 32

約数和(自身を含む): 675343872

約数和(自身を除く): 265507809

約数列:

[1, 3, 7, 13, 21, 39, 91, 251, 273, 753, 1757, 3263, 5271, 5981, 9789, 17943, 22841, 41867, 68523, 77753, 125601, 233259, 544271, 1501231, 1632813, 4503693, 10508617, 19516003, 31525851, 58548009, 136612021, 409836063]

約数ペア:

[(1, 409836063), (3, 136612021), (7, 58548009), (13, 31525851), (21, 19516003), (39, 10508617), (91, 4503693), (251, 1632813), (273, 1501231), (753, 544271), (1757, 233259), (3263, 125601), (5271, 77753), (5981, 68523), (9789, 41867), (17943, 22841)]