208858699

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{16421}}^1$

素因数の和:16530

約数の個数: 16

約数和(自身を含む): 252241920

約数和(自身を除く): 43383221

約数列:

[1, 7, 23, 79, 161, 553, 1817, 12719, 16421, 114947, 377683, 1297259, 2643781, 9080813, 29836957, 208858699]

約数ペア:

[(1, 208858699), (7, 29836957), (23, 9080813), (79, 2643781), (161, 1297259), (553, 377683), (1817, 114947), (12719, 16421)]