716391

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{157}}^1$

素因数の和:192

約数の個数: 24

約数和(自身を含む): 1156560

約数和(自身を除く): 440169

約数列:

[1, 3, 9, 13, 27, 39, 117, 157, 169, 351, 471, 507, 1413, 1521, 2041, 4239, 4563, 6123, 18369, 26533, 55107, 79599, 238797, 716391]

約数ペア:

[(1, 716391), (3, 238797), (9, 79599), (13, 55107), (27, 26533), (39, 18369), (117, 6123), (157, 4563), (169, 4239), (351, 2041), (471, 1521), (507, 1413)]