278364886

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{977}}^1\times {\mathrm{3313}}^1$

素因数の和:4335

約数の個数: 16

約数和(自身を含む): 427824144

約数和(自身を除く): 149459258

約数列:

[1, 2, 43, 86, 977, 1954, 3313, 6626, 42011, 84022, 142459, 284918, 3236801, 6473602, 139182443, 278364886]

約数ペア:

[(1, 278364886), (2, 139182443), (43, 6473602), (86, 3236801), (977, 284918), (1954, 142459), (3313, 84022), (6626, 42011)]