1379105

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{433}}^1$

素因数の和:465

約数の個数: 24

約数和(自身を含む): 2077992

約数和(自身を除く): 698887

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 433, 455, 637, 2165, 3031, 3185, 5629, 15155, 21217, 28145, 39403, 106085, 197015, 275821, 1379105]

約数ペア:

[(1, 1379105), (5, 275821), (7, 197015), (13, 106085), (35, 39403), (49, 28145), (65, 21217), (91, 15155), (245, 5629), (433, 3185), (455, 3031), (637, 2165)]