161057915

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{7549}}^1$

素因数の和:7822

約数の個数: 16

約数和(自身を含む): 205480800

約数和(自身を除く): 44422885

約数列:

[1, 5, 17, 85, 251, 1255, 4267, 7549, 21335, 37745, 128333, 641665, 1894799, 9473995, 32211583, 161057915]

約数ペア:

[(1, 161057915), (5, 32211583), (17, 9473995), (85, 1894799), (251, 641665), (1255, 128333), (4267, 37745), (7549, 21335)]