199545983

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{18427}}^1$

素因数の和:18471

約数の個数: 24

約数和(自身を含む): 264699792

約数和(自身を除く): 65153809

約数列:

[1, 7, 13, 17, 49, 91, 119, 221, 637, 833, 1547, 10829, 18427, 128989, 239551, 313259, 902923, 1676857, 2192813, 4072367, 11737999, 15349691, 28506569, 199545983]

約数ペア:

[(1, 199545983), (7, 28506569), (13, 15349691), (17, 11737999), (49, 4072367), (91, 2192813), (119, 1676857), (221, 902923), (637, 313259), (833, 239551), (1547, 128989), (10829, 18427)]