18299841

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{199}}^1$

素因数の和:389

約数の個数: 32

約数和(自身を含む): 29184000

約数和(自身を除く): 10884159

約数列:

[1, 3, 7, 21, 29, 87, 151, 199, 203, 453, 597, 609, 1057, 1393, 3171, 4179, 4379, 5771, 13137, 17313, 30049, 30653, 40397, 90147, 91959, 121191, 210343, 631029, 871421, 2614263, 6099947, 18299841]

約数ペア:

[(1, 18299841), (3, 6099947), (7, 2614263), (21, 871421), (29, 631029), (87, 210343), (151, 121191), (199, 91959), (203, 90147), (453, 40397), (597, 30653), (609, 30049), (1057, 17313), (1393, 13137), (3171, 5771), (4179, 4379)]