17969497

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{547}}^1$

素因数の和:605

約数の個数: 24

約数和(自身を含む): 23384256

約数和(自身を除く): 5414759

約数列:

[1, 7, 13, 19, 91, 133, 247, 361, 547, 1729, 2527, 3829, 4693, 7111, 10393, 32851, 49777, 72751, 135109, 197467, 945763, 1382269, 2567071, 17969497]

約数ペア:

[(1, 17969497), (7, 2567071), (13, 1382269), (19, 945763), (91, 197467), (133, 135109), (247, 72751), (361, 49777), (547, 32851), (1729, 10393), (2527, 7111), (3829, 4693)]