1287867044

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{607}}^1\times {\mathrm{27917}}^1$

素因数の和:28547

約数の個数: 24

約数和(自身を含む): 2376380160

約数和(自身を除く): 1088513116

約数列:

[1, 2, 4, 19, 38, 76, 607, 1214, 2428, 11533, 23066, 27917, 46132, 55834, 111668, 530423, 1060846, 2121692, 16945619, 33891238, 67782476, 321966761, 643933522, 1287867044]

約数ペア:

[(1, 1287867044), (2, 643933522), (4, 321966761), (19, 67782476), (38, 33891238), (76, 16945619), (607, 2121692), (1214, 1060846), (2428, 530423), (11533, 111668), (23066, 55834), (27917, 46132)]