3916857

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^2$

素因数の和:189

約数の個数: 24

約数和(自身を含む): 6217408

約数和(自身を除く): 2300551

約数列:

[1, 3, 7, 21, 37, 71, 111, 213, 259, 497, 777, 1491, 2627, 5041, 7881, 15123, 18389, 35287, 55167, 105861, 186517, 559551, 1305619, 3916857]

約数ペア:

[(1, 3916857), (3, 1305619), (7, 559551), (21, 186517), (37, 105861), (71, 55167), (111, 35287), (213, 18389), (259, 15123), (497, 7881), (777, 5041), (1491, 2627)]