81973222

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{401}}^1\times {\mathrm{2377}}^1$

素因数の和:2823

約数の個数: 16

約数和(自身を含む): 126186192

約数和(自身を除く): 44212970

約数列:

[1, 2, 43, 86, 401, 802, 2377, 4754, 17243, 34486, 102211, 204422, 953177, 1906354, 40986611, 81973222]

約数ペア:

[(1, 81973222), (2, 40986611), (43, 1906354), (86, 953177), (401, 204422), (802, 102211), (2377, 34486), (4754, 17243)]