2142121079

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{449}}^1\times {\mathrm{11173}}^1$

素因数の和:11690

約数の個数: 16

約数和(自身を含む): 2494036800

約数和(自身を除く): 351915721

約数列:

[1, 7, 61, 427, 449, 3143, 11173, 27389, 78211, 191723, 681553, 4770871, 5016677, 35116739, 306017297, 2142121079]

約数ペア:

[(1, 2142121079), (7, 306017297), (61, 35116739), (427, 5016677), (449, 4770871), (3143, 681553), (11173, 191723), (27389, 78211)]