66389386

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{278947}}^1$

素因数の和:278973

約数の個数: 16

約数和(自身を含む): 120505536

約数和(自身を除く): 54116150

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 278947, 557894, 1952629, 3905258, 4742099, 9484198, 33194693, 66389386]

約数ペア:

[(1, 66389386), (2, 33194693), (7, 9484198), (14, 4742099), (17, 3905258), (34, 1952629), (119, 557894), (238, 278947)]