31580493

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{277}}^1$

素因数の和:437

約数の個数: 32

約数和(自身を含む): 49639680

約数和(自身を除く): 18059187

約数列:

[1, 3, 7, 21, 61, 89, 183, 267, 277, 427, 623, 831, 1281, 1869, 1939, 5429, 5817, 16287, 16897, 24653, 38003, 50691, 73959, 114009, 118279, 172571, 354837, 517713, 1503833, 4511499, 10526831, 31580493]

約数ペア:

[(1, 31580493), (3, 10526831), (7, 4511499), (21, 1503833), (61, 517713), (89, 354837), (183, 172571), (267, 118279), (277, 114009), (427, 73959), (623, 50691), (831, 38003), (1281, 24653), (1869, 16897), (1939, 16287), (5429, 5817)]