427950015

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{21149}}^1$

素因数の和:21247

約数の個数: 32

約数和(自身を含む): 730944000

約数和(自身を除く): 302993985

約数列:

[1, 3, 5, 15, 19, 57, 71, 95, 213, 285, 355, 1065, 1349, 4047, 6745, 20235, 21149, 63447, 105745, 317235, 401831, 1205493, 1501579, 2009155, 4504737, 6027465, 7507895, 22523685, 28530001, 85590003, 142650005, 427950015]

約数ペア:

[(1, 427950015), (3, 142650005), (5, 85590003), (15, 28530001), (19, 22523685), (57, 7507895), (71, 6027465), (95, 4504737), (213, 2009155), (285, 1501579), (355, 1205493), (1065, 401831), (1349, 317235), (4047, 105745), (6745, 63447), (20235, 21149)]