66640785

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{108359}}^1$

素因数の和:108408

約数の個数: 16

約数和(自身を含む): 109226880

約数和(自身を除く): 42586095

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 108359, 325077, 541795, 1625385, 4442719, 13328157, 22213595, 66640785]

約数ペア:

[(1, 66640785), (3, 22213595), (5, 13328157), (15, 4442719), (41, 1625385), (123, 541795), (205, 325077), (615, 108359)]