1420825

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1$

素因数の和:393

約数の個数: 24

約数和(自身を含む): 2107008

約数和(自身を除く): 686183

約数列:

[1, 5, 7, 23, 25, 35, 115, 161, 175, 353, 575, 805, 1765, 2471, 4025, 8119, 8825, 12355, 40595, 56833, 61775, 202975, 284165, 1420825]

約数ペア:

[(1, 1420825), (5, 284165), (7, 202975), (23, 61775), (25, 56833), (35, 40595), (115, 12355), (161, 8825), (175, 8119), (353, 4025), (575, 2471), (805, 1765)]