51787605

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{4057}}^1$

素因数の和:4125

約数の個数: 32

約数和(自身を含む): 88821504

約数和(自身を除く): 37033899

約数列:

[1, 3, 5, 15, 23, 37, 69, 111, 115, 185, 345, 555, 851, 2553, 4057, 4255, 12171, 12765, 20285, 60855, 93311, 150109, 279933, 450327, 466555, 750545, 1399665, 2251635, 3452507, 10357521, 17262535, 51787605]

約数ペア:

[(1, 51787605), (3, 17262535), (5, 10357521), (15, 3452507), (23, 2251635), (37, 1399665), (69, 750545), (111, 466555), (115, 450327), (185, 279933), (345, 150109), (555, 93311), (851, 60855), (2553, 20285), (4057, 12765), (4255, 12171)]