51389235

素因数分解:

$3^4\times 5^1\times {\mathrm{223}}^1\times {\mathrm{569}}^1$

素因数の和:809

約数の個数: 40

約数和(自身を含む): 92695680

約数和(自身を除く): 41306445

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 223, 405, 569, 669, 1115, 1707, 2007, 2845, 3345, 5121, 6021, 8535, 10035, 15363, 18063, 25605, 30105, 46089, 76815, 90315, 126887, 230445, 380661, 634435, 1141983, 1903305, 3425949, 5709915, 10277847, 17129745, 51389235]

約数ペア:

[(1, 51389235), (3, 17129745), (5, 10277847), (9, 5709915), (15, 3425949), (27, 1903305), (45, 1141983), (81, 634435), (135, 380661), (223, 230445), (405, 126887), (569, 90315), (669, 76815), (1115, 46089), (1707, 30105), (2007, 25605), (2845, 18063), (3345, 15363), (5121, 10035), (6021, 8535)]