31591168

素因数分解:

$2^8\times 7^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1$

素因数の和:118

約数の個数: 108

約数和(自身を含む): 77810992

約数和(自身を除く): 46219824

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 61, 64, 68, 112, 119, 122, 128, 136, 224, 238, 244, 256, 272, 289, 427, 448, 476, 488, 544, 578, 854, 896, 952, 976, 1037, 1088, 1156, 1708, 1792, 1904, 1952, 2023, 2074, 2176, 2312, 3416, 3808, 3904, 4046, 4148, 4352, 4624, 6832, 7259, 7616, 7808, 8092, 8296, 9248, 13664, 14518, 15232, 15616, 16184, 16592, 17629, 18496, 27328, 29036, 30464, 32368, 33184, 35258, 36992, 54656, 58072, 64736, 66368, 70516, 73984, 109312, 116144, 123403, 129472, 132736, 141032, 232288, 246806, 258944, 265472, 282064, 464576, 493612, 517888, 564128, 929152, 987224, 1128256, 1858304, 1974448, 2256512, 3948896, 4513024, 7897792, 15795584, 31591168]

約数ペア:

[(1, 31591168), (2, 15795584), (4, 7897792), (7, 4513024), (8, 3948896), (14, 2256512), (16, 1974448), (17, 1858304), (28, 1128256), (32, 987224), (34, 929152), (56, 564128), (61, 517888), (64, 493612), (68, 464576), (112, 282064), (119, 265472), (122, 258944), (128, 246806), (136, 232288), (224, 141032), (238, 132736), (244, 129472), (256, 123403), (272, 116144), (289, 109312), (427, 73984), (448, 70516), (476, 66368), (488, 64736), (544, 58072), (578, 54656), (854, 36992), (896, 35258), (952, 33184), (976, 32368), (1037, 30464), (1088, 29036), (1156, 27328), (1708, 18496), (1792, 17629), (1904, 16592), (1952, 16184), (2023, 15616), (2074, 15232), (2176, 14518), (2312, 13664), (3416, 9248), (3808, 8296), (3904, 8092), (4046, 7808), (4148, 7616), (4352, 7259), (4624, 6832)]