27640888

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:268

約数の個数: 64

約数和(自身を含む): 59512320

約数和(自身を除く): 31871432

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 47, 82, 88, 94, 163, 164, 188, 326, 328, 376, 451, 517, 652, 902, 1034, 1304, 1793, 1804, 1927, 2068, 3586, 3608, 3854, 4136, 6683, 7172, 7661, 7708, 13366, 14344, 15322, 15416, 21197, 26732, 30644, 42394, 53464, 61288, 73513, 84271, 84788, 147026, 168542, 169576, 294052, 314101, 337084, 588104, 628202, 674168, 1256404, 2512808, 3455111, 6910222, 13820444, 27640888]

約数ペア:

[(1, 27640888), (2, 13820444), (4, 6910222), (8, 3455111), (11, 2512808), (22, 1256404), (41, 674168), (44, 628202), (47, 588104), (82, 337084), (88, 314101), (94, 294052), (163, 169576), (164, 168542), (188, 147026), (326, 84788), (328, 84271), (376, 73513), (451, 61288), (517, 53464), (652, 42394), (902, 30644), (1034, 26732), (1304, 21197), (1793, 15416), (1804, 15322), (1927, 14344), (2068, 13366), (3586, 7708), (3608, 7661), (3854, 7172), (4136, 6683)]