628172355

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{12379}}^1$

素因数の和:12603

約数の個数: 32

約数和(自身を含む): 1069632000

約数和(自身を除く): 441459645

約数列:

[1, 3, 5, 15, 17, 51, 85, 199, 255, 597, 995, 2985, 3383, 10149, 12379, 16915, 37137, 50745, 61895, 185685, 210443, 631329, 1052215, 2463421, 3156645, 7390263, 12317105, 36951315, 41878157, 125634471, 209390785, 628172355]

約数ペア:

[(1, 628172355), (3, 209390785), (5, 125634471), (15, 41878157), (17, 36951315), (51, 12317105), (85, 7390263), (199, 3156645), (255, 2463421), (597, 1052215), (995, 631329), (2985, 210443), (3383, 185685), (10149, 61895), (12379, 50745), (16915, 37137)]