131561864

素因数分解:

$2^3\times 7^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:283

約数の個数: 96

約数和(自身を含む): 302875200

約数和(自身を除く): 171313336

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 49, 56, 58, 71, 98, 116, 142, 163, 196, 203, 232, 284, 326, 392, 406, 497, 568, 652, 812, 994, 1141, 1304, 1421, 1624, 1988, 2059, 2282, 2842, 3479, 3976, 4118, 4564, 4727, 5684, 6958, 7987, 8236, 9128, 9454, 11368, 11573, 13916, 14413, 15974, 16472, 18908, 23146, 27832, 28826, 31948, 33089, 37816, 46292, 57652, 63896, 66178, 81011, 92584, 100891, 115304, 132356, 162022, 201782, 231623, 264712, 324044, 335617, 403564, 463246, 567077, 648088, 671234, 807128, 926492, 1134154, 1342468, 1852984, 2268308, 2349319, 2684936, 4536616, 4698638, 9397276, 16445233, 18794552, 32890466, 65780932, 131561864]

約数ペア:

[(1, 131561864), (2, 65780932), (4, 32890466), (7, 18794552), (8, 16445233), (14, 9397276), (28, 4698638), (29, 4536616), (49, 2684936), (56, 2349319), (58, 2268308), (71, 1852984), (98, 1342468), (116, 1134154), (142, 926492), (163, 807128), (196, 671234), (203, 648088), (232, 567077), (284, 463246), (326, 403564), (392, 335617), (406, 324044), (497, 264712), (568, 231623), (652, 201782), (812, 162022), (994, 132356), (1141, 115304), (1304, 100891), (1421, 92584), (1624, 81011), (1988, 66178), (2059, 63896), (2282, 57652), (2842, 46292), (3479, 37816), (3976, 33089), (4118, 31948), (4564, 28826), (4727, 27832), (5684, 23146), (6958, 18908), (7987, 16472), (8236, 15974), (9128, 14413), (9454, 13916), (11368, 11573)]