1331569295

素因数分解:

$5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{313}}^1\times {\mathrm{617}}^1$

素因数の和:1139

約数の個数: 32

約数和(自身を含む): 1844270208

約数和(自身を除く): 512700913

約数列:

[1, 5, 7, 35, 197, 313, 617, 985, 1379, 1565, 2191, 3085, 4319, 6895, 10955, 21595, 61661, 121549, 193121, 308305, 431627, 607745, 850843, 965605, 1351847, 2158135, 4254215, 6759235, 38044837, 190224185, 266313859, 1331569295]

約数ペア:

[(1, 1331569295), (5, 266313859), (7, 190224185), (35, 38044837), (197, 6759235), (313, 4254215), (617, 2158135), (985, 1351847), (1379, 965605), (1565, 850843), (2191, 607745), (3085, 431627), (4319, 308305), (6895, 193121), (10955, 121549), (21595, 61661)]