68840686

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{7517}}^1$

素因数の和:7779

約数の個数: 16

約数和(自身を含む): 109161360

約数和(自身を除く): 40320674

約数列:

[1, 2, 19, 38, 241, 482, 4579, 7517, 9158, 15034, 142823, 285646, 1811597, 3623194, 34420343, 68840686]

約数ペア:

[(1, 68840686), (2, 34420343), (19, 3623194), (38, 1811597), (241, 285646), (482, 142823), (4579, 15034), (7517, 9158)]