127551788

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{18443}}^1$

素因数の和:18486

約数の個数: 48

約数和(自身を含む): 289201920

約数和(自身を除く): 161650132

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 364, 494, 532, 988, 1729, 3458, 6916, 18443, 36886, 73772, 129101, 239759, 258202, 350417, 479518, 516404, 700834, 959036, 1401668, 1678313, 2452919, 3356626, 4555421, 4905838, 6713252, 9110842, 9811676, 18221684, 31887947, 63775894, 127551788]

約数ペア:

[(1, 127551788), (2, 63775894), (4, 31887947), (7, 18221684), (13, 9811676), (14, 9110842), (19, 6713252), (26, 4905838), (28, 4555421), (38, 3356626), (52, 2452919), (76, 1678313), (91, 1401668), (133, 959036), (182, 700834), (247, 516404), (266, 479518), (364, 350417), (494, 258202), (532, 239759), (988, 129101), (1729, 73772), (3458, 36886), (6916, 18443)]