1813565565

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{1997}}^1$

素因数の和:2080

約数の個数: 96

約数和(自身を含む): 3809306880

約数和(自身を除く): 1995741315

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 31, 35, 45, 63, 93, 105, 135, 155, 189, 217, 279, 315, 465, 651, 837, 945, 961, 1085, 1395, 1953, 1997, 2883, 3255, 4185, 4805, 5859, 5991, 6727, 8649, 9765, 9985, 13979, 14415, 17973, 20181, 25947, 29295, 29955, 33635, 41937, 43245, 53919, 60543, 61907, 69895, 89865, 100905, 125811, 129735, 181629, 185721, 209685, 269595, 302715, 309535, 377433, 433349, 557163, 629055, 908145, 928605, 1300047, 1671489, 1887165, 1919117, 2166745, 2785815, 3900141, 5757351, 6500235, 8357445, 9595585, 11700423, 13433819, 17272053, 19500705, 28786755, 40301457, 51816159, 58502115, 67169095, 86360265, 120904371, 201507285, 259080795, 362713113, 604521855, 1813565565]

約数ペア:

[(1, 1813565565), (3, 604521855), (5, 362713113), (7, 259080795), (9, 201507285), (15, 120904371), (21, 86360265), (27, 67169095), (31, 58502115), (35, 51816159), (45, 40301457), (63, 28786755), (93, 19500705), (105, 17272053), (135, 13433819), (155, 11700423), (189, 9595585), (217, 8357445), (279, 6500235), (315, 5757351), (465, 3900141), (651, 2785815), (837, 2166745), (945, 1919117), (961, 1887165), (1085, 1671489), (1395, 1300047), (1953, 928605), (1997, 908145), (2883, 629055), (3255, 557163), (4185, 433349), (4805, 377433), (5859, 309535), (5991, 302715), (6727, 269595), (8649, 209685), (9765, 185721), (9985, 181629), (13979, 129735), (14415, 125811), (17973, 100905), (20181, 89865), (25947, 69895), (29295, 61907), (29955, 60543), (33635, 53919), (41937, 43245)]