87680526

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{19991}}^1$

素因数の和:20056

約数の個数: 32

約数和(自身を含む): 190003968

約数和(自身を除く): 102323442

約数列:

[1, 2, 3, 6, 17, 34, 43, 51, 86, 102, 129, 258, 731, 1462, 2193, 4386, 19991, 39982, 59973, 119946, 339847, 679694, 859613, 1019541, 1719226, 2039082, 2578839, 5157678, 14613421, 29226842, 43840263, 87680526]

約数ペア:

[(1, 87680526), (2, 43840263), (3, 29226842), (6, 14613421), (17, 5157678), (34, 2578839), (43, 2039082), (51, 1719226), (86, 1019541), (102, 859613), (129, 679694), (258, 339847), (731, 119946), (1462, 59973), (2193, 39982), (4386, 19991)]