79987698

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{3943}}^1$

素因数の和:3988

約数の個数: 72

約数和(自身を含む): 210420288

約数和(自身を除く): 130432590

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 49, 63, 69, 98, 126, 138, 147, 161, 207, 294, 322, 414, 441, 483, 882, 966, 1127, 1449, 2254, 2898, 3381, 3943, 6762, 7886, 10143, 11829, 20286, 23658, 27601, 35487, 55202, 70974, 82803, 90689, 165606, 181378, 193207, 248409, 272067, 386414, 496818, 544134, 579621, 634823, 816201, 1159242, 1269646, 1632402, 1738863, 1904469, 3477726, 3808938, 4443761, 5713407, 8887522, 11426814, 13331283, 26662566, 39993849, 79987698]

約数ペア:

[(1, 79987698), (2, 39993849), (3, 26662566), (6, 13331283), (7, 11426814), (9, 8887522), (14, 5713407), (18, 4443761), (21, 3808938), (23, 3477726), (42, 1904469), (46, 1738863), (49, 1632402), (63, 1269646), (69, 1159242), (98, 816201), (126, 634823), (138, 579621), (147, 544134), (161, 496818), (207, 386414), (294, 272067), (322, 248409), (414, 193207), (441, 181378), (483, 165606), (882, 90689), (966, 82803), (1127, 70974), (1449, 55202), (2254, 35487), (2898, 27601), (3381, 23658), (3943, 20286), (6762, 11829), (7886, 10143)]