77990654

素因数分解:

$2^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{4943}}^1$

素因数の和:4989

約数の個数: 32

約数和(自身を含む): 142387200

約数和(自身を除く): 64396546

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 161, 322, 343, 686, 1127, 2254, 4943, 7889, 9886, 15778, 34601, 69202, 113689, 227378, 242207, 484414, 795823, 1591646, 1695449, 3390898, 5570761, 11141522, 38995327, 77990654]

約数ペア:

[(1, 77990654), (2, 38995327), (7, 11141522), (14, 5570761), (23, 3390898), (46, 1695449), (49, 1591646), (98, 795823), (161, 484414), (322, 242207), (343, 227378), (686, 113689), (1127, 69202), (2254, 34601), (4943, 15778), (7889, 9886)]