31228813

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23857}}^1$

素因数の和:23892

約数の個数: 16

約数和(自身を含む): 41226624

約数和(自身を除く): 9997811

約数列:

[1, 7, 11, 17, 77, 119, 187, 1309, 23857, 166999, 262427, 405569, 1836989, 2838983, 4461259, 31228813]

約数ペア:

[(1, 31228813), (7, 4461259), (11, 2838983), (17, 1836989), (77, 405569), (119, 262427), (187, 166999), (1309, 23857)]