28266343

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{661}}^1$

素因数の和:858

約数の個数: 16

約数和(自身を含む): 33364800

約数和(自身を除く): 5098457

約数列:

[1, 7, 41, 149, 287, 661, 1043, 4627, 6109, 27101, 42763, 98489, 189707, 689423, 4038049, 28266343]

約数ペア:

[(1, 28266343), (7, 4038049), (41, 689423), (149, 189707), (287, 98489), (661, 42763), (1043, 27101), (4627, 6109)]