655125978

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{24923}}^1$

素因数の和:25278

約数の個数: 32

約数和(自身を含む): 1415284416

約数和(自身を除く): 760158438

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 337, 674, 1011, 2022, 4381, 8762, 13143, 24923, 26286, 49846, 74769, 149538, 323999, 647998, 971997, 1943994, 8399051, 16798102, 25197153, 50394306, 109187663, 218375326, 327562989, 655125978]

約数ペア:

[(1, 655125978), (2, 327562989), (3, 218375326), (6, 109187663), (13, 50394306), (26, 25197153), (39, 16798102), (78, 8399051), (337, 1943994), (674, 971997), (1011, 647998), (2022, 323999), (4381, 149538), (8762, 74769), (13143, 49846), (24923, 26286)]