199909983

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{732271}}^1$

素因数の和:732294

約数の個数: 16

約数和(自身を含む): 328057856

約数和(自身を除く): 128147873

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 732271, 2196813, 5125897, 9519523, 15377691, 28558569, 66636661, 199909983]

約数ペア:

[(1, 199909983), (3, 66636661), (7, 28558569), (13, 15377691), (21, 9519523), (39, 5125897), (91, 2196813), (273, 732271)]