727051897

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1\times {\mathrm{409}}^1$

素因数の和:865

約数の個数: 32

約数和(自身を含む): 886072320

約数和(自身を除く): 159020423

約数列:

[1, 11, 13, 31, 143, 341, 401, 403, 409, 4411, 4433, 4499, 5213, 5317, 12431, 12679, 57343, 58487, 136741, 139469, 161603, 164009, 164827, 1777633, 1804099, 1813097, 2132117, 5084279, 23453287, 55927069, 66095627, 727051897]

約数ペア:

[(1, 727051897), (11, 66095627), (13, 55927069), (31, 23453287), (143, 5084279), (341, 2132117), (401, 1813097), (403, 1804099), (409, 1777633), (4411, 164827), (4433, 164009), (4499, 161603), (5213, 139469), (5317, 136741), (12431, 58487), (12679, 57343)]