199976427

素因数分解:

$3^2\times 7^1\times {\mathrm{191}}^1\times {\mathrm{16619}}^1$

素因数の和:16823

約数の個数: 24

約数和(自身を含む): 331868160

約数和(自身を除く): 131891733

約数列:

[1, 3, 7, 9, 21, 63, 191, 573, 1337, 1719, 4011, 12033, 16619, 49857, 116333, 149571, 348999, 1046997, 3174229, 9522687, 22219603, 28568061, 66658809, 199976427]

約数ペア:

[(1, 199976427), (3, 66658809), (7, 28568061), (9, 22219603), (21, 9522687), (63, 3174229), (191, 1046997), (573, 348999), (1337, 149571), (1719, 116333), (4011, 49857), (12033, 16619)]