28422317

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{21713}}^1$

素因数の和:21748

約数の個数: 16

約数和(自身を含む): 37521792

約数和(自身を除く): 9099475

約数列:

[1, 7, 11, 17, 77, 119, 187, 1309, 21713, 151991, 238843, 369121, 1671901, 2583847, 4060331, 28422317]

約数ペア:

[(1, 28422317), (7, 4060331), (11, 2583847), (17, 1671901), (77, 369121), (119, 238843), (187, 151991), (1309, 21713)]