8242875

素因数分解:

$3^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{431}}^1$

素因数の和:469

約数の個数: 48

約数和(自身を含む): 15769728

約数和(自身を除く): 7526853

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 125, 153, 225, 255, 375, 425, 431, 765, 1125, 1275, 1293, 2125, 2155, 3825, 3879, 6375, 6465, 7327, 10775, 19125, 19395, 21981, 32325, 36635, 53875, 65943, 96975, 109905, 161625, 183175, 329715, 484875, 549525, 915875, 1648575, 2747625, 8242875]

約数ペア:

[(1, 8242875), (3, 2747625), (5, 1648575), (9, 915875), (15, 549525), (17, 484875), (25, 329715), (45, 183175), (51, 161625), (75, 109905), (85, 96975), (125, 65943), (153, 53875), (225, 36635), (255, 32325), (375, 21981), (425, 19395), (431, 19125), (765, 10775), (1125, 7327), (1275, 6465), (1293, 6375), (2125, 3879), (2155, 3825)]