87656634

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:197

約数の個数: 128

約数和(自身を含む): 224985600

約数和(自身を除く): 137328966

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 27, 39, 46, 54, 61, 69, 78, 89, 117, 122, 138, 178, 183, 207, 234, 267, 299, 351, 366, 414, 534, 549, 598, 621, 702, 793, 801, 897, 1098, 1157, 1242, 1403, 1586, 1602, 1647, 1794, 2047, 2314, 2379, 2403, 2691, 2806, 3294, 3471, 4094, 4209, 4758, 4806, 5382, 5429, 6141, 6942, 7137, 8073, 8418, 10413, 10858, 12282, 12627, 14274, 16146, 16287, 18239, 18423, 20826, 21411, 25254, 26611, 31239, 32574, 36478, 36846, 37881, 42822, 48861, 53222, 54717, 55269, 62478, 70577, 75762, 79833, 97722, 109434, 110538, 124867, 141154, 146583, 159666, 164151, 211731, 239499, 249734, 293166, 328302, 374601, 423462, 478998, 492453, 635193, 718497, 749202, 984906, 1123803, 1270386, 1436994, 1623271, 1905579, 2247606, 3246542, 3371409, 3811158, 4869813, 6742818, 9739626, 14609439, 29218878, 43828317, 87656634]

約数ペア:

[(1, 87656634), (2, 43828317), (3, 29218878), (6, 14609439), (9, 9739626), (13, 6742818), (18, 4869813), (23, 3811158), (26, 3371409), (27, 3246542), (39, 2247606), (46, 1905579), (54, 1623271), (61, 1436994), (69, 1270386), (78, 1123803), (89, 984906), (117, 749202), (122, 718497), (138, 635193), (178, 492453), (183, 478998), (207, 423462), (234, 374601), (267, 328302), (299, 293166), (351, 249734), (366, 239499), (414, 211731), (534, 164151), (549, 159666), (598, 146583), (621, 141154), (702, 124867), (793, 110538), (801, 109434), (897, 97722), (1098, 79833), (1157, 75762), (1242, 70577), (1403, 62478), (1586, 55269), (1602, 54717), (1647, 53222), (1794, 48861), (2047, 42822), (2314, 37881), (2379, 36846), (2403, 36478), (2691, 32574), (2806, 31239), (3294, 26611), (3471, 25254), (4094, 21411), (4209, 20826), (4758, 18423), (4806, 18239), (5382, 16287), (5429, 16146), (6141, 14274), (6942, 12627), (7137, 12282), (8073, 10858), (8418, 10413)]