1553818071

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{653}}^1$

素因数の和:820

約数の個数: 64

約数和(自身を含む): 2454979968

約数和(自身を除く): 901161897

約数列:

[1, 3, 13, 17, 37, 39, 51, 97, 111, 221, 291, 481, 629, 653, 663, 1261, 1443, 1649, 1887, 1959, 3589, 3783, 4947, 8177, 8489, 10767, 11101, 21437, 24161, 24531, 25467, 33303, 46657, 61013, 63341, 64311, 72483, 139971, 144313, 183039, 190023, 314093, 410737, 432939, 793169, 823433, 942279, 1076797, 1232211, 2343617, 2379507, 2470299, 3230391, 5339581, 7030851, 13998361, 16018743, 30467021, 39841489, 41995083, 91401063, 119524467, 517939357, 1553818071]

約数ペア:

[(1, 1553818071), (3, 517939357), (13, 119524467), (17, 91401063), (37, 41995083), (39, 39841489), (51, 30467021), (97, 16018743), (111, 13998361), (221, 7030851), (291, 5339581), (481, 3230391), (629, 2470299), (653, 2379507), (663, 2343617), (1261, 1232211), (1443, 1076797), (1649, 942279), (1887, 823433), (1959, 793169), (3589, 432939), (3783, 410737), (4947, 314093), (8177, 190023), (8489, 183039), (10767, 144313), (11101, 139971), (21437, 72483), (24161, 64311), (24531, 63341), (25467, 61013), (33303, 46657)]