51717825

素因数分解:

$3^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{4507}}^1$

素因数の和:4543

約数の個数: 48

約数和(自身を含む): 100618560

約数和(自身を除く): 48900735

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 45, 51, 75, 85, 135, 153, 225, 255, 425, 459, 675, 765, 1275, 2295, 3825, 4507, 11475, 13521, 22535, 40563, 67605, 76619, 112675, 121689, 202815, 229857, 338025, 383095, 608445, 689571, 1014075, 1149285, 1915475, 2068713, 3042225, 3447855, 5746425, 10343565, 17239275, 51717825]

約数ペア:

[(1, 51717825), (3, 17239275), (5, 10343565), (9, 5746425), (15, 3447855), (17, 3042225), (25, 2068713), (27, 1915475), (45, 1149285), (51, 1014075), (75, 689571), (85, 608445), (135, 383095), (153, 338025), (225, 229857), (255, 202815), (425, 121689), (459, 112675), (675, 76619), (765, 67605), (1275, 40563), (2295, 22535), (3825, 13521), (4507, 11475)]