66444872

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{638893}}^1$

素因数の和:638912

約数の個数: 16

約数和(自身を含む): 134167740

約数和(自身を除く): 67722868

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 638893, 1277786, 2555572, 5111144, 8305609, 16611218, 33222436, 66444872]

約数ペア:

[(1, 66444872), (2, 33222436), (4, 16611218), (8, 8305609), (13, 5111144), (26, 2555572), (52, 1277786), (104, 638893)]