1621235

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4211}}^1$

素因数の和:4234

約数の個数: 16

約数和(自身を含む): 2426112

約数和(自身を除く): 804877

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 4211, 21055, 29477, 46321, 147385, 231605, 324247, 1621235]

約数ペア:

[(1, 1621235), (5, 324247), (7, 231605), (11, 147385), (35, 46321), (55, 29477), (77, 21055), (385, 4211)]