399376654

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{44683}}^1$

素因数の和:44835

約数の個数: 16

約数和(自身を含む): 619320240

約数和(自身を除く): 219943586

約数列:

[1, 2, 41, 82, 109, 218, 4469, 8938, 44683, 89366, 1832003, 3664006, 4870447, 9740894, 199688327, 399376654]

約数ペア:

[(1, 399376654), (2, 199688327), (41, 9740894), (82, 4870447), (109, 3664006), (218, 1832003), (4469, 89366), (8938, 44683)]