427520912

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{613}}^1$

素因数の和:1120

約数の個数: 80

約数和(自身を含む): 1023267840

約数和(自身を除く): 595746928

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 479, 613, 728, 958, 1226, 1456, 1916, 2452, 3353, 3832, 4291, 4904, 6227, 6706, 7664, 7969, 8582, 9808, 12454, 13412, 15938, 17164, 24908, 26824, 31876, 34328, 43589, 49816, 53648, 55783, 63752, 68656, 87178, 99632, 111566, 127504, 174356, 223132, 293627, 348712, 446264, 587254, 697424, 892528, 1174508, 2055389, 2349016, 3817151, 4110778, 4698032, 7634302, 8221556, 15268604, 16443112, 26720057, 30537208, 32886224, 53440114, 61074416, 106880228, 213760456, 427520912]

約数ペア:

[(1, 427520912), (2, 213760456), (4, 106880228), (7, 61074416), (8, 53440114), (13, 32886224), (14, 30537208), (16, 26720057), (26, 16443112), (28, 15268604), (52, 8221556), (56, 7634302), (91, 4698032), (104, 4110778), (112, 3817151), (182, 2349016), (208, 2055389), (364, 1174508), (479, 892528), (613, 697424), (728, 587254), (958, 446264), (1226, 348712), (1456, 293627), (1916, 223132), (2452, 174356), (3353, 127504), (3832, 111566), (4291, 99632), (4904, 87178), (6227, 68656), (6706, 63752), (7664, 55783), (7969, 53648), (8582, 49816), (9808, 43589), (12454, 34328), (13412, 31876), (15938, 26824), (17164, 24908)]