2105173609

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{509}}^1$

素因数の和:814

約数の個数: 48

約数和(自身を含む): 2800022400

約数和(自身を除く): 694848791

約数列:

[1, 7, 11, 19, 77, 121, 133, 209, 257, 509, 847, 1463, 1799, 2299, 2827, 3563, 4883, 5599, 9671, 16093, 19789, 31097, 34181, 39193, 53713, 61589, 67697, 106381, 130813, 217679, 375991, 431123, 590843, 744667, 915691, 1170191, 1438943, 2485447, 4135901, 8191337, 10072601, 15828373, 17398129, 27339917, 110798611, 191379419, 300739087, 2105173609]

約数ペア:

[(1, 2105173609), (7, 300739087), (11, 191379419), (19, 110798611), (77, 27339917), (121, 17398129), (133, 15828373), (209, 10072601), (257, 8191337), (509, 4135901), (847, 2485447), (1463, 1438943), (1799, 1170191), (2299, 915691), (2827, 744667), (3563, 590843), (4883, 431123), (5599, 375991), (9671, 217679), (16093, 130813), (19789, 106381), (31097, 67697), (34181, 61589), (39193, 53713)]