67287272

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{646993}}^1$

素因数の和:647012

約数の個数: 16

約数和(自身を含む): 135868740

約数和(自身を除く): 68581468

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 646993, 1293986, 2587972, 5175944, 8410909, 16821818, 33643636, 67287272]

約数ペア:

[(1, 67287272), (2, 33643636), (4, 16821818), (8, 8410909), (13, 5175944), (26, 2587972), (52, 1293986), (104, 646993)]