4086375

素因数分解:

$3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{641}}^1$

素因数の和:676

約数の個数: 32

約数和(自身を含む): 7210944

約数和(自身を除く): 3124569

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 125, 255, 375, 425, 641, 1275, 1923, 2125, 3205, 6375, 9615, 10897, 16025, 32691, 48075, 54485, 80125, 163455, 240375, 272425, 817275, 1362125, 4086375]

約数ペア:

[(1, 4086375), (3, 1362125), (5, 817275), (15, 272425), (17, 240375), (25, 163455), (51, 80125), (75, 54485), (85, 48075), (125, 32691), (255, 16025), (375, 10897), (425, 9615), (641, 6375), (1275, 3205), (1923, 2125)]