155186785

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{4271}}^1$

素因数の和:4345

約数の個数: 24

約数和(自身を含む): 206388864

約数和(自身を除く): 51202079

約数列:

[1, 5, 13, 43, 65, 169, 215, 559, 845, 2795, 4271, 7267, 21355, 36335, 55523, 183653, 277615, 721799, 918265, 2387489, 3608995, 11937445, 31037357, 155186785]

約数ペア:

[(1, 155186785), (5, 31037357), (13, 11937445), (43, 3608995), (65, 2387489), (169, 918265), (215, 721799), (559, 277615), (845, 183653), (2795, 55523), (4271, 36335), (7267, 21355)]