2019221505

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{156347}}^1$

素因数の和:156406

約数の個数: 48

約数和(自身を含む): 4097568384

約数和(自身を除く): 2078346879

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 41, 45, 63, 105, 123, 205, 287, 315, 369, 615, 861, 1435, 1845, 2583, 4305, 12915, 156347, 469041, 781735, 1094429, 1407123, 2345205, 3283287, 5472145, 6410227, 7035615, 9849861, 16416435, 19230681, 32051135, 44871589, 49249305, 57692043, 96153405, 134614767, 224357945, 288460215, 403844301, 673073835, 2019221505]

約数ペア:

[(1, 2019221505), (3, 673073835), (5, 403844301), (7, 288460215), (9, 224357945), (15, 134614767), (21, 96153405), (35, 57692043), (41, 49249305), (45, 44871589), (63, 32051135), (105, 19230681), (123, 16416435), (205, 9849861), (287, 7035615), (315, 6410227), (369, 5472145), (615, 3283287), (861, 2345205), (1435, 1407123), (1845, 1094429), (2583, 781735), (4305, 469041), (12915, 156347)]