87665916

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{561961}}^1$

素因数の和:561981

約数の個数: 24

約数和(自身を含む): 220289104

約数和(自身を除く): 132623188

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 561961, 1123922, 1685883, 2247844, 3371766, 6743532, 7305493, 14610986, 21916479, 29221972, 43832958, 87665916]

約数ペア:

[(1, 87665916), (2, 43832958), (3, 29221972), (4, 21916479), (6, 14610986), (12, 7305493), (13, 6743532), (26, 3371766), (39, 2247844), (52, 1685883), (78, 1123922), (156, 561961)]