77838618

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{353}}^1$

素因数の和:639

約数の個数: 64

約数和(自身を含む): 184125312

約数和(自身を除く): 106286694

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 257, 286, 353, 429, 514, 706, 771, 858, 1059, 1542, 2118, 2827, 3341, 3883, 4589, 5654, 6682, 7766, 8481, 9178, 10023, 11649, 13767, 16962, 20046, 23298, 27534, 36751, 50479, 73502, 90721, 100958, 110253, 151437, 181442, 220506, 272163, 302874, 544326, 997931, 1179373, 1995862, 2358746, 2993793, 3538119, 5987586, 7076238, 12973103, 25946206, 38919309, 77838618]

約数ペア:

[(1, 77838618), (2, 38919309), (3, 25946206), (6, 12973103), (11, 7076238), (13, 5987586), (22, 3538119), (26, 2993793), (33, 2358746), (39, 1995862), (66, 1179373), (78, 997931), (143, 544326), (257, 302874), (286, 272163), (353, 220506), (429, 181442), (514, 151437), (706, 110253), (771, 100958), (858, 90721), (1059, 73502), (1542, 50479), (2118, 36751), (2827, 27534), (3341, 23298), (3883, 20046), (4589, 16962), (5654, 13767), (6682, 11649), (7766, 10023), (8481, 9178)]