126581728

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2557}}^1$

素因数の和:2604

約数の個数: 96

約数和(自身を含む): 324886464

約数和(自身を除く): 198304736

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 32, 34, 52, 56, 68, 91, 104, 112, 119, 136, 182, 208, 221, 224, 238, 272, 364, 416, 442, 476, 544, 728, 884, 952, 1456, 1547, 1768, 1904, 2557, 2912, 3094, 3536, 3808, 5114, 6188, 7072, 10228, 12376, 17899, 20456, 24752, 33241, 35798, 40912, 43469, 49504, 66482, 71596, 81824, 86938, 132964, 143192, 173876, 232687, 265928, 286384, 304283, 347752, 465374, 531856, 565097, 572768, 608566, 695504, 930748, 1063712, 1130194, 1217132, 1391008, 1861496, 2260388, 2434264, 3722992, 3955679, 4520776, 4868528, 7445984, 7911358, 9041552, 9737056, 15822716, 18083104, 31645432, 63290864, 126581728]

約数ペア:

[(1, 126581728), (2, 63290864), (4, 31645432), (7, 18083104), (8, 15822716), (13, 9737056), (14, 9041552), (16, 7911358), (17, 7445984), (26, 4868528), (28, 4520776), (32, 3955679), (34, 3722992), (52, 2434264), (56, 2260388), (68, 1861496), (91, 1391008), (104, 1217132), (112, 1130194), (119, 1063712), (136, 930748), (182, 695504), (208, 608566), (221, 572768), (224, 565097), (238, 531856), (272, 465374), (364, 347752), (416, 304283), (442, 286384), (476, 265928), (544, 232687), (728, 173876), (884, 143192), (952, 132964), (1456, 86938), (1547, 81824), (1768, 71596), (1904, 66482), (2557, 49504), (2912, 43469), (3094, 40912), (3536, 35798), (3808, 33241), (5114, 24752), (6188, 20456), (7072, 17899), (10228, 12376)]