67981263

素因数分解:

$3^1\times 7^1\times {\mathrm{821}}^1\times {\mathrm{3943}}^1$

素因数の和:4774

約数の個数: 16

約数和(自身を含む): 103742976

約数和(自身を除く): 35761713

約数列:

[1, 3, 7, 21, 821, 2463, 3943, 5747, 11829, 17241, 27601, 82803, 3237203, 9711609, 22660421, 67981263]

約数ペア:

[(1, 67981263), (3, 22660421), (7, 9711609), (21, 3237203), (821, 82803), (2463, 27601), (3943, 17241), (5747, 11829)]