1947231

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:136

約数の個数: 48

約数和(自身を含む): 3538080

約数和(自身を除く): 1590849

約数列:

[1, 3, 9, 11, 13, 17, 33, 39, 51, 89, 99, 117, 143, 153, 187, 221, 267, 429, 561, 663, 801, 979, 1157, 1287, 1513, 1683, 1989, 2431, 2937, 3471, 4539, 7293, 8811, 10413, 12727, 13617, 16643, 19669, 21879, 38181, 49929, 59007, 114543, 149787, 177021, 216359, 649077, 1947231]

約数ペア:

[(1, 1947231), (3, 649077), (9, 216359), (11, 177021), (13, 149787), (17, 114543), (33, 59007), (39, 49929), (51, 38181), (89, 21879), (99, 19669), (117, 16643), (143, 13617), (153, 12727), (187, 10413), (221, 8811), (267, 7293), (429, 4539), (561, 3471), (663, 2937), (801, 2431), (979, 1989), (1157, 1683), (1287, 1513)]