1377881309

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{120539}}^1$

素因数の和:120640

約数の個数: 16

約数和(自身を含む): 1666344960

約数和(自身を除く): 288463651

約数列:

[1, 7, 23, 71, 161, 497, 1633, 11431, 120539, 843773, 2772397, 8558269, 19406779, 59907883, 196840187, 1377881309]

約数ペア:

[(1, 1377881309), (7, 196840187), (23, 59907883), (71, 19406779), (161, 8558269), (497, 2772397), (1633, 843773), (11431, 120539)]