1620567

素因数分解:

$3^8\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:56

約数の個数: 36

約数和(自身を含む): 2755480

約数和(自身を除く): 1134913

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 81, 117, 171, 243, 247, 351, 513, 729, 741, 1053, 1539, 2187, 2223, 3159, 4617, 6561, 6669, 9477, 13851, 20007, 28431, 41553, 60021, 85293, 124659, 180063, 540189, 1620567]

約数ペア:

[(1, 1620567), (3, 540189), (9, 180063), (13, 124659), (19, 85293), (27, 60021), (39, 41553), (57, 28431), (81, 20007), (117, 13851), (171, 9477), (243, 6669), (247, 6561), (351, 4617), (513, 3159), (729, 2223), (741, 2187), (1053, 1539)]