257616762

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{23761}}^1$

素因数の和:23918

約数の個数: 32

約数和(自身を含む): 558882240

約数和(自身を除く): 301265478

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 139, 278, 417, 834, 1807, 3614, 5421, 10842, 23761, 47522, 71283, 142566, 308893, 617786, 926679, 1853358, 3302779, 6605558, 9908337, 19816674, 42936127, 85872254, 128808381, 257616762]

約数ペア:

[(1, 257616762), (2, 128808381), (3, 85872254), (6, 42936127), (13, 19816674), (26, 9908337), (39, 6605558), (78, 3302779), (139, 1853358), (278, 926679), (417, 617786), (834, 308893), (1807, 142566), (3614, 71283), (5421, 47522), (10842, 23761)]