19896375

素因数分解:

$3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{3121}}^1$

素因数の和:3156

約数の個数: 32

約数和(自身を含む): 35066304

約数和(自身を除く): 15169929

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 125, 255, 375, 425, 1275, 2125, 3121, 6375, 9363, 15605, 46815, 53057, 78025, 159171, 234075, 265285, 390125, 795855, 1170375, 1326425, 3979275, 6632125, 19896375]

約数ペア:

[(1, 19896375), (3, 6632125), (5, 3979275), (15, 1326425), (17, 1170375), (25, 795855), (51, 390125), (75, 265285), (85, 234075), (125, 159171), (255, 78025), (375, 53057), (425, 46815), (1275, 15605), (2125, 9363), (3121, 6375)]