201393787

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{20743}}^1$

素因数の和:20842

約数の個数: 16

約数和(自身を含む): 245608960

約数和(自身を除く): 44215173

約数列:

[1, 7, 19, 73, 133, 511, 1387, 9709, 20743, 145201, 394117, 1514239, 2758819, 10599673, 28770541, 201393787]

約数ペア:

[(1, 201393787), (7, 28770541), (19, 10599673), (73, 2758819), (133, 1514239), (511, 394117), (1387, 145201), (9709, 20743)]