2868215

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{509}}^1$

素因数の和:551

約数の個数: 24

約数和(自身を含む): 4186080

約数和(自身を除く): 1317865

約数列:

[1, 5, 7, 23, 35, 49, 115, 161, 245, 509, 805, 1127, 2545, 3563, 5635, 11707, 17815, 24941, 58535, 81949, 124705, 409745, 573643, 2868215]

約数ペア:

[(1, 2868215), (5, 573643), (7, 409745), (23, 124705), (35, 81949), (49, 58535), (115, 24941), (161, 17815), (245, 11707), (509, 5635), (805, 3563), (1127, 2545)]