69984848

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{40879}}^1$

素因数の和:40994

約数の個数: 20

約数和(自身を含む): 136866240

約数和(自身を除く): 66881392

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1712, 40879, 81758, 163516, 327032, 654064, 4374053, 8748106, 17496212, 34992424, 69984848]

約数ペア:

[(1, 69984848), (2, 34992424), (4, 17496212), (8, 8748106), (16, 4374053), (107, 654064), (214, 327032), (428, 163516), (856, 81758), (1712, 40879)]