25230513

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{457}}^1$

素因数の和:717

約数の個数: 32

約数和(自身を含む): 42209280

約数和(自身を除く): 16978767

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 239, 457, 717, 1371, 1673, 2629, 3199, 5019, 5027, 7887, 9597, 15081, 18403, 35189, 55209, 105567, 109223, 327669, 764561, 1201453, 2293683, 3604359, 8410171, 25230513]

約数ペア:

[(1, 25230513), (3, 8410171), (7, 3604359), (11, 2293683), (21, 1201453), (33, 764561), (77, 327669), (231, 109223), (239, 105567), (457, 55209), (717, 35189), (1371, 18403), (1673, 15081), (2629, 9597), (3199, 7887), (5019, 5027)]