13231505

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1$

素因数の和:329

約数の個数: 32

約数和(自身を含む): 19388160

約数和(自身を除く): 6156655

約数列:

[1, 5, 7, 19, 35, 95, 101, 133, 197, 505, 665, 707, 985, 1379, 1919, 3535, 3743, 6895, 9595, 13433, 18715, 19897, 26201, 67165, 99485, 131005, 139279, 378043, 696395, 1890215, 2646301, 13231505]

約数ペア:

[(1, 13231505), (5, 2646301), (7, 1890215), (19, 696395), (35, 378043), (95, 139279), (101, 131005), (133, 99485), (197, 67165), (505, 26201), (665, 19897), (707, 18715), (985, 13433), (1379, 9595), (1919, 6895), (3535, 3743)]