16080519

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:256

約数の個数: 48

約数和(自身を含む): 27827712

約数和(自身を除く): 11747193

約数列:

[1, 3, 7, 13, 21, 23, 39, 69, 91, 161, 169, 197, 273, 299, 483, 507, 591, 897, 1183, 1379, 2093, 2561, 3549, 3887, 4137, 4531, 6279, 7683, 11661, 13593, 17927, 27209, 31717, 33293, 53781, 58903, 81627, 95151, 99879, 176709, 233051, 412321, 699153, 765739, 1236963, 2297217, 5360173, 16080519]

約数ペア:

[(1, 16080519), (3, 5360173), (7, 2297217), (13, 1236963), (21, 765739), (23, 699153), (39, 412321), (69, 233051), (91, 176709), (161, 99879), (169, 95151), (197, 81627), (273, 58903), (299, 53781), (483, 33293), (507, 31717), (591, 27209), (897, 17927), (1183, 13593), (1379, 11661), (2093, 7683), (2561, 6279), (3549, 4531), (3887, 4137)]