40487209

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{4339}}^1$

素因数の和:4420

約数の個数: 16

約数和(自身を含む): 48885760

約数和(自身を除く): 8398551

約数列:

[1, 7, 31, 43, 217, 301, 1333, 4339, 9331, 30373, 134509, 186577, 941563, 1306039, 5783887, 40487209]

約数ペア:

[(1, 40487209), (7, 5783887), (31, 1306039), (43, 941563), (217, 186577), (301, 134509), (1333, 30373), (4339, 9331)]