264295988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{30491}}^1$

素因数の和:30703

約数の個数: 24

約数和(自身を含む): 507142944

約数和(自身を除く): 242846956

約数列:

[1, 2, 4, 11, 22, 44, 197, 394, 788, 2167, 4334, 8668, 30491, 60982, 121964, 335401, 670802, 1341604, 6006727, 12013454, 24026908, 66073997, 132147994, 264295988]

約数ペア:

[(1, 264295988), (2, 132147994), (4, 66073997), (11, 24026908), (22, 12013454), (44, 6006727), (197, 1341604), (394, 670802), (788, 335401), (2167, 121964), (4334, 60982), (8668, 30491)]