15817984

素因数分解:

$2^8\times 7^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1$

素因数の和:140

約数の個数: 108

約数和(自身を含む): 39962244

約数和(自身を除く): 24144260

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 64, 91, 97, 98, 104, 112, 128, 182, 194, 196, 208, 224, 256, 364, 388, 392, 416, 448, 637, 679, 728, 776, 784, 832, 896, 1261, 1274, 1358, 1456, 1552, 1568, 1664, 1792, 2522, 2548, 2716, 2912, 3104, 3136, 3328, 4753, 5044, 5096, 5432, 5824, 6208, 6272, 8827, 9506, 10088, 10192, 10864, 11648, 12416, 12544, 17654, 19012, 20176, 20384, 21728, 23296, 24832, 35308, 38024, 40352, 40768, 43456, 61789, 70616, 76048, 80704, 81536, 86912, 123578, 141232, 152096, 161408, 163072, 173824, 247156, 282464, 304192, 322816, 494312, 564928, 608384, 988624, 1129856, 1216768, 1977248, 2259712, 3954496, 7908992, 15817984]

約数ペア:

[(1, 15817984), (2, 7908992), (4, 3954496), (7, 2259712), (8, 1977248), (13, 1216768), (14, 1129856), (16, 988624), (26, 608384), (28, 564928), (32, 494312), (49, 322816), (52, 304192), (56, 282464), (64, 247156), (91, 173824), (97, 163072), (98, 161408), (104, 152096), (112, 141232), (128, 123578), (182, 86912), (194, 81536), (196, 80704), (208, 76048), (224, 70616), (256, 61789), (364, 43456), (388, 40768), (392, 40352), (416, 38024), (448, 35308), (637, 24832), (679, 23296), (728, 21728), (776, 20384), (784, 20176), (832, 19012), (896, 17654), (1261, 12544), (1274, 12416), (1358, 11648), (1456, 10864), (1552, 10192), (1568, 10088), (1664, 9506), (1792, 8827), (2522, 6272), (2548, 6208), (2716, 5824), (2912, 5432), (3104, 5096), (3136, 5044), (3328, 4753)]