201905937

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{20753}}^1$

素因数の和:20829

約数の個数: 24

約数和(自身を含む): 310811904

約数和(自身を除く): 108905967

約数列:

[1, 3, 9, 23, 47, 69, 141, 207, 423, 1081, 3243, 9729, 20753, 62259, 186777, 477319, 975391, 1431957, 2926173, 4295871, 8778519, 22433993, 67301979, 201905937]

約数ペア:

[(1, 201905937), (3, 67301979), (9, 22433993), (23, 8778519), (47, 4295871), (69, 2926173), (141, 1431957), (207, 975391), (423, 477319), (1081, 186777), (3243, 62259), (9729, 20753)]