851361

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{571}}^1$

素因数の和:652

約数の個数: 16

約数和(自身を含む): 1317888

約数和(自身を除く): 466527

約数列:

[1, 3, 7, 21, 71, 213, 497, 571, 1491, 1713, 3997, 11991, 40541, 121623, 283787, 851361]

約数ペア:

[(1, 851361), (3, 283787), (7, 121623), (21, 40541), (71, 11991), (213, 3997), (497, 1713), (571, 1491)]