391378234

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{138101}}^1$

素因数の和:138225

約数の個数: 16

約数和(自身を含む): 638031240

約数和(自身を除く): 246653006

約数列:

[1, 2, 13, 26, 109, 218, 1417, 2834, 138101, 276202, 1795313, 3590626, 15053009, 30106018, 195689117, 391378234]

約数ペア:

[(1, 391378234), (2, 195689117), (13, 30106018), (26, 15053009), (109, 3590626), (218, 1795313), (1417, 276202), (2834, 138101)]