20161243809

素因数分解:

$3^2\times 7^1\times {\mathrm{1543}}^1\times {\mathrm{207401}}^1$

素因数の和:208957

約数の個数: 24

約数和(自身を含む): 33303783552

約数和(自身を除く): 13142539743

約数列:

[1, 3, 7, 9, 21, 63, 1543, 4629, 10801, 13887, 32403, 97209, 207401, 622203, 1451807, 1866609, 4355421, 13066263, 320019743, 960059229, 2240138201, 2880177687, 6720414603, 20161243809]

約数ペア:

[(1, 20161243809), (3, 6720414603), (7, 2880177687), (9, 2240138201), (21, 960059229), (63, 320019743), (1543, 13066263), (4629, 4355421), (10801, 1866609), (13887, 1451807), (32403, 622203), (97209, 207401)]