1964991

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{683}}^1$

素因数の和:830

約数の個数: 16

約数和(自身を含む): 3020544

約数和(自身を除く): 1055553

約数列:

[1, 3, 7, 21, 137, 411, 683, 959, 2049, 2877, 4781, 14343, 93571, 280713, 654997, 1964991]

約数ペア:

[(1, 1964991), (3, 654997), (7, 280713), (21, 93571), (137, 14343), (411, 4781), (683, 2877), (959, 2049)]