11981170075

素因数分解:

$5^2\times 7^4\times {\mathrm{199603}}^1$

素因数の和:199641

約数の個数: 30

約数和(自身を含む): 17331814924

約数和(自身を除く): 5350644849

約数列:

[1, 5, 7, 25, 35, 49, 175, 245, 343, 1225, 1715, 2401, 8575, 12005, 60025, 199603, 998015, 1397221, 4990075, 6986105, 9780547, 34930525, 48902735, 68463829, 244513675, 342319145, 479246803, 1711595725, 2396234015, 11981170075]

約数ペア:

[(1, 11981170075), (5, 2396234015), (7, 1711595725), (25, 479246803), (35, 342319145), (49, 244513675), (175, 68463829), (245, 48902735), (343, 34930525), (1225, 9780547), (1715, 6986105), (2401, 4990075), (8575, 1397221), (12005, 998015), (60025, 199603)]