278522066

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1\times {\mathrm{6389}}^1$

素因数の和:6769

約数の個数: 16

約数和(自身を含む): 425113920

約数和(自身を除く): 146591854

約数列:

[1, 2, 71, 142, 307, 614, 6389, 12778, 21797, 43594, 453619, 907238, 1961423, 3922846, 139261033, 278522066]

約数ペア:

[(1, 278522066), (2, 139261033), (71, 3922846), (142, 1961423), (307, 907238), (614, 453619), (6389, 43594), (12778, 21797)]