205658895

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{24527}}^1$

素因数の和:24591

約数の個数: 32

約数和(自身を含む): 362621952

約数和(自身を除く): 156963057

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 129, 195, 215, 559, 645, 1677, 2795, 8385, 24527, 73581, 122635, 318851, 367905, 956553, 1054661, 1594255, 3163983, 4782765, 5273305, 13710593, 15819915, 41131779, 68552965, 205658895]

約数ペア:

[(1, 205658895), (3, 68552965), (5, 41131779), (13, 15819915), (15, 13710593), (39, 5273305), (43, 4782765), (65, 3163983), (129, 1594255), (195, 1054661), (215, 956553), (559, 367905), (645, 318851), (1677, 122635), (2795, 73581), (8385, 24527)]