1966881

素因数分解:

$3^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{409}}^1$

素因数の和:648

約数の個数: 16

約数和(自身を含む): 3017600

約数和(自身を除く): 1050719

約数列:

[1, 3, 7, 21, 229, 409, 687, 1227, 1603, 2863, 4809, 8589, 93661, 280983, 655627, 1966881]

約数ペア:

[(1, 1966881), (3, 655627), (7, 280983), (21, 93661), (229, 8589), (409, 4809), (687, 2863), (1227, 1603)]