131695408

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{633151}}^1$

素因数の和:633172

約数の個数: 20

約数和(自身を含む): 274787968

約数和(自身を除く): 143092560

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 633151, 1266302, 2532604, 5065208, 8230963, 10130416, 16461926, 32923852, 65847704, 131695408]

約数ペア:

[(1, 131695408), (2, 65847704), (4, 32923852), (8, 16461926), (13, 10130416), (16, 8230963), (26, 5065208), (52, 2532604), (104, 1266302), (208, 633151)]