487447805

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{37}}^1\times {\mathrm{241}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 672816144

約数和(自身を除く): 185368339

約数列:

[1, 5, 13, 29, 37, 65, 145, 185, 241, 377, 481, 841, 1073, 1205, 1885, 2405, 3133, 4205, 5365, 6989, 8917, 10933, 13949, 15665, 31117, 34945, 44585, 54665, 69745, 90857, 115921, 155585, 202681, 258593, 404521, 454285, 579605, 1013405, 1292965, 2022605, 2634853, 3361709, 7499197, 13174265, 16808545, 37495985, 97489561, 487447805]

約数ペア:

[(1, 487447805), (5, 97489561), (13, 37495985), (29, 16808545), (37, 13174265), (65, 7499197), (145, 3361709), (185, 2634853), (241, 2022605), (377, 1292965), (481, 1013405), (841, 579605), (1073, 454285), (1205, 404521), (1885, 258593), (2405, 202681), (3133, 155585), (4205, 115921), (5365, 90857), (6989, 69745), (8917, 54665), (10933, 44585), (13949, 34945), (15665, 31117)]