1317303

素因数分解:

$3^6\times {\mathrm{13}}^1\times {\mathrm{139}}^1$

素因数の和:170

約数の個数: 28

約数和(自身を含む): 2142280

約数和(自身を除く): 824977

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 139, 243, 351, 417, 729, 1053, 1251, 1807, 3159, 3753, 5421, 9477, 11259, 16263, 33777, 48789, 101331, 146367, 439101, 1317303]

約数ペア:

[(1, 1317303), (3, 439101), (9, 146367), (13, 101331), (27, 48789), (39, 33777), (81, 16263), (117, 11259), (139, 9477), (243, 5421), (351, 3753), (417, 3159), (729, 1807), (1053, 1251)]