31889053

素因数分解:

$7^3\times {\mathrm{239}}^1\times {\mathrm{389}}^1$

素因数の和:649

約数の個数: 16

約数和(自身を含む): 37440000

約数和(自身を除く): 5550947

約数列:

[1, 7, 49, 239, 343, 389, 1673, 2723, 11711, 19061, 81977, 92971, 133427, 650797, 4555579, 31889053]

約数ペア:

[(1, 31889053), (7, 4555579), (49, 650797), (239, 133427), (343, 92971), (389, 81977), (1673, 19061), (2723, 11711)]