28704874

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:171

約数の個数: 64

約数和(自身を含む): 53747712

約数和(自身を除く): 25042838

約数列:

[1, 2, 11, 17, 22, 23, 34, 46, 47, 71, 94, 142, 187, 253, 374, 391, 506, 517, 781, 782, 799, 1034, 1081, 1207, 1562, 1598, 1633, 2162, 2414, 3266, 3337, 4301, 6674, 8602, 8789, 11891, 13277, 17578, 17963, 18377, 23782, 26554, 27761, 35926, 36707, 36754, 55522, 56729, 73414, 76751, 113458, 153502, 202147, 305371, 404294, 610742, 624019, 844261, 1248038, 1304767, 1688522, 2609534, 14352437, 28704874]

約数ペア:

[(1, 28704874), (2, 14352437), (11, 2609534), (17, 1688522), (22, 1304767), (23, 1248038), (34, 844261), (46, 624019), (47, 610742), (71, 404294), (94, 305371), (142, 202147), (187, 153502), (253, 113458), (374, 76751), (391, 73414), (506, 56729), (517, 55522), (781, 36754), (782, 36707), (799, 35926), (1034, 27761), (1081, 26554), (1207, 23782), (1562, 18377), (1598, 17963), (1633, 17578), (2162, 13277), (2414, 11891), (3266, 8789), (3337, 8602), (4301, 6674)]