77948884

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{115309}}^1$

素因数の和:115339

約数の個数: 18

約数和(自身を含む): 147712110

約数和(自身を除く): 69763226

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 115309, 230618, 461236, 1499017, 2998034, 5996068, 19487221, 38974442, 77948884]

約数ペア:

[(1, 77948884), (2, 38974442), (4, 19487221), (13, 5996068), (26, 2998034), (52, 1499017), (169, 461236), (338, 230618), (676, 115309)]