196827681

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{449}}^1\times {\mathrm{3109}}^1$

素因数の和:3608

約数の個数: 16

約数和(自身を含む): 268704000

約数和(自身を除く): 71876319

約数列:

[1, 3, 47, 141, 449, 1347, 3109, 9327, 21103, 63309, 146123, 438369, 1395941, 4187823, 65609227, 196827681]

約数ペア:

[(1, 196827681), (3, 65609227), (47, 4187823), (141, 1395941), (449, 438369), (1347, 146123), (3109, 63309), (9327, 21103)]