17647713

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{11467}}^1$

素因数の和:11498

約数の個数: 20

約数和(自身を含む): 27752560

約数和(自身を除く): 10104847

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 11467, 34401, 103203, 217873, 309609, 653619, 928827, 1960857, 5882571, 17647713]

約数ペア:

[(1, 17647713), (3, 5882571), (9, 1960857), (19, 928827), (27, 653619), (57, 309609), (81, 217873), (171, 103203), (513, 34401), (1539, 11467)]