81549678

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1941659}}^1$

素因数の和:1941671

約数の個数: 16

約数和(自身を含む): 186399360

約数和(自身を除く): 104849682

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1941659, 3883318, 5824977, 11649954, 13591613, 27183226, 40774839, 81549678]

約数ペア:

[(1, 81549678), (2, 40774839), (3, 27183226), (6, 13591613), (7, 11649954), (14, 5824977), (21, 3883318), (42, 1941659)]