137310474

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{12721}}^1$

素因数の和:12990

約数の個数: 32

約数和(自身を含む): 315098496

約数和(自身を除く): 177788022

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 257, 514, 771, 1542, 1799, 3598, 5397, 10794, 12721, 25442, 38163, 76326, 89047, 178094, 267141, 534282, 3269297, 6538594, 9807891, 19615782, 22885079, 45770158, 68655237, 137310474]

約数ペア:

[(1, 137310474), (2, 68655237), (3, 45770158), (6, 22885079), (7, 19615782), (14, 9807891), (21, 6538594), (42, 3269297), (257, 534282), (514, 267141), (771, 178094), (1542, 89047), (1799, 76326), (3598, 38163), (5397, 25442), (10794, 12721)]