69940336

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{40853}}^1$

素因数の和:40968

約数の個数: 20

約数和(自身を含む): 136779192

約数和(自身を除く): 66838856

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1712, 40853, 81706, 163412, 326824, 653648, 4371271, 8742542, 17485084, 34970168, 69940336]

約数ペア:

[(1, 69940336), (2, 34970168), (4, 17485084), (8, 8742542), (16, 4371271), (107, 653648), (214, 326824), (428, 163412), (856, 81706), (1712, 40853)]