28652888

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{179}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 62985600

約数和(自身を除く): 34332712

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 107, 136, 179, 187, 214, 358, 374, 428, 716, 748, 856, 1177, 1432, 1496, 1819, 1969, 2354, 3043, 3638, 3938, 4708, 6086, 7276, 7876, 9416, 12172, 14552, 15752, 19153, 20009, 24344, 33473, 38306, 40018, 66946, 76612, 80036, 133892, 153224, 160072, 210683, 267784, 325601, 421366, 651202, 842732, 1302404, 1685464, 2604808, 3581611, 7163222, 14326444, 28652888]

約数ペア:

[(1, 28652888), (2, 14326444), (4, 7163222), (8, 3581611), (11, 2604808), (17, 1685464), (22, 1302404), (34, 842732), (44, 651202), (68, 421366), (88, 325601), (107, 267784), (136, 210683), (179, 160072), (187, 153224), (214, 133892), (358, 80036), (374, 76612), (428, 66946), (716, 40018), (748, 38306), (856, 33473), (1177, 24344), (1432, 20009), (1496, 19153), (1819, 15752), (1969, 14552), (2354, 12172), (3043, 9416), (3638, 7876), (3938, 7276), (4708, 6086)]