40638255

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{387031}}^1$

素因数の和:387046

約数の個数: 16

約数和(自身を含む): 74310144

約数和(自身を除く): 33671889

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 387031, 1161093, 1935155, 2709217, 5805465, 8127651, 13546085, 40638255]

約数ペア:

[(1, 40638255), (3, 13546085), (5, 8127651), (7, 5805465), (15, 2709217), (21, 1935155), (35, 1161093), (105, 387031)]