290220007

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{619}}^1\times {\mathrm{6089}}^1$

素因数の和:6726

約数の個数: 16

約数和(自身を含む): 362476800

約数和(自身を除く): 72256793

約数列:

[1, 7, 11, 77, 619, 4333, 6089, 6809, 42623, 47663, 66979, 468853, 3769091, 26383637, 41460001, 290220007]

約数ペア:

[(1, 290220007), (7, 41460001), (11, 26383637), (77, 3769091), (619, 468853), (4333, 66979), (6089, 47663), (6809, 42623)]