205125045

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{3089}}^1$

素因数の和:3349

約数の個数: 32

約数和(自身を含む): 347068800

約数和(自身を除く): 141943755

約数列:

[1, 3, 5, 15, 19, 57, 95, 233, 285, 699, 1165, 3089, 3495, 4427, 9267, 13281, 15445, 22135, 46335, 58691, 66405, 176073, 293455, 719737, 880365, 2159211, 3598685, 10796055, 13675003, 41025009, 68375015, 205125045]

約数ペア:

[(1, 205125045), (3, 68375015), (5, 41025009), (15, 13675003), (19, 10796055), (57, 3598685), (95, 2159211), (233, 880365), (285, 719737), (699, 293455), (1165, 176073), (3089, 66405), (3495, 58691), (4427, 46335), (9267, 22135), (13281, 15445)]