219903138

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{449}}^1$

素因数の和:513

約数の個数: 144

約数和(自身を含む): 616636800

約数和(自身を除く): 396733662

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 23, 26, 39, 42, 46, 63, 69, 78, 91, 117, 126, 138, 161, 169, 182, 207, 234, 273, 299, 322, 338, 414, 449, 483, 507, 546, 598, 819, 897, 898, 966, 1014, 1183, 1347, 1449, 1521, 1638, 1794, 2093, 2366, 2691, 2694, 2898, 3042, 3143, 3549, 3887, 4041, 4186, 5382, 5837, 6279, 6286, 7098, 7774, 8082, 9429, 10327, 10647, 11661, 11674, 12558, 17511, 18837, 18858, 20654, 21294, 23322, 27209, 28287, 30981, 34983, 35022, 37674, 40859, 52533, 54418, 56574, 61962, 69966, 72289, 75881, 81627, 81718, 92943, 105066, 122577, 134251, 144578, 151762, 163254, 185886, 216867, 227643, 244881, 245154, 268502, 367731, 402753, 433734, 455286, 489762, 531167, 650601, 682929, 735462, 805506, 939757, 1062334, 1208259, 1301202, 1365858, 1593501, 1745263, 1879514, 2416518, 2819271, 3187002, 3490526, 4780503, 5235789, 5638542, 8457813, 9561006, 10471578, 12216841, 15707367, 16915626, 24433682, 31414734, 36650523, 73301046, 109951569, 219903138]

約数ペア:

[(1, 219903138), (2, 109951569), (3, 73301046), (6, 36650523), (7, 31414734), (9, 24433682), (13, 16915626), (14, 15707367), (18, 12216841), (21, 10471578), (23, 9561006), (26, 8457813), (39, 5638542), (42, 5235789), (46, 4780503), (63, 3490526), (69, 3187002), (78, 2819271), (91, 2416518), (117, 1879514), (126, 1745263), (138, 1593501), (161, 1365858), (169, 1301202), (182, 1208259), (207, 1062334), (234, 939757), (273, 805506), (299, 735462), (322, 682929), (338, 650601), (414, 531167), (449, 489762), (483, 455286), (507, 433734), (546, 402753), (598, 367731), (819, 268502), (897, 245154), (898, 244881), (966, 227643), (1014, 216867), (1183, 185886), (1347, 163254), (1449, 151762), (1521, 144578), (1638, 134251), (1794, 122577), (2093, 105066), (2366, 92943), (2691, 81718), (2694, 81627), (2898, 75881), (3042, 72289), (3143, 69966), (3549, 61962), (3887, 56574), (4041, 54418), (4186, 52533), (5382, 40859), (5837, 37674), (6279, 35022), (6286, 34983), (7098, 30981), (7774, 28287), (8082, 27209), (9429, 23322), (10327, 21294), (10647, 20654), (11661, 18858), (11674, 18837), (12558, 17511)]