16625133

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1$

素因数の和:111

約数の個数: 72

約数和(自身を含む): 31382208

約数和(自身を除く): 14757075

約数列:

[1, 3, 7, 9, 17, 19, 21, 43, 51, 57, 63, 119, 129, 133, 153, 171, 301, 323, 357, 361, 387, 399, 731, 817, 903, 969, 1071, 1083, 1197, 2193, 2261, 2451, 2527, 2709, 2907, 3249, 5117, 5719, 6137, 6579, 6783, 7353, 7581, 13889, 15351, 15523, 17157, 18411, 20349, 22743, 41667, 42959, 46053, 46569, 51471, 55233, 97223, 108661, 125001, 128877, 139707, 263891, 291669, 325983, 386631, 791673, 875007, 977949, 1847237, 2375019, 5541711, 16625133]

約数ペア:

[(1, 16625133), (3, 5541711), (7, 2375019), (9, 1847237), (17, 977949), (19, 875007), (21, 791673), (43, 386631), (51, 325983), (57, 291669), (63, 263891), (119, 139707), (129, 128877), (133, 125001), (153, 108661), (171, 97223), (301, 55233), (323, 51471), (357, 46569), (361, 46053), (387, 42959), (399, 41667), (731, 22743), (817, 20349), (903, 18411), (969, 17157), (1071, 15523), (1083, 15351), (1197, 13889), (2193, 7581), (2261, 7353), (2451, 6783), (2527, 6579), (2709, 6137), (2907, 5719), (3249, 5117)]