4205943

素因数分解:

$3^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{661}}^1$

素因数の和:775

約数の個数: 24

約数和(自身を含む): 7022496

約数和(自身を除く): 2816553

約数列:

[1, 3, 7, 9, 21, 63, 101, 303, 661, 707, 909, 1983, 2121, 4627, 5949, 6363, 13881, 41643, 66761, 200283, 467327, 600849, 1401981, 4205943]

約数ペア:

[(1, 4205943), (3, 1401981), (7, 600849), (9, 467327), (21, 200283), (63, 66761), (101, 41643), (303, 13881), (661, 6363), (707, 5949), (909, 4627), (1983, 2121)]