81845402

素因数分解:

$2^1\times {\mathrm{149}}^1\times {\mathrm{269}}^1\times {\mathrm{1021}}^1$

素因数の和:1441

約数の個数: 16

約数和(自身を含む): 124173000

約数和(自身を除く): 42327598

約数列:

[1, 2, 149, 269, 298, 538, 1021, 2042, 40081, 80162, 152129, 274649, 304258, 549298, 40922701, 81845402]

約数ペア:

[(1, 81845402), (2, 40922701), (149, 549298), (269, 304258), (298, 274649), (538, 152129), (1021, 80162), (2042, 40081)]