28006836

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{859}}^1$

素因数の和:909

約数の個数: 96

約数和(自身を含む): 80908800

約数和(自身を除く): 52901964

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 19, 22, 26, 33, 38, 39, 44, 52, 57, 66, 76, 78, 114, 132, 143, 156, 209, 228, 247, 286, 418, 429, 494, 572, 627, 741, 836, 858, 859, 988, 1254, 1482, 1716, 1718, 2508, 2577, 2717, 2964, 3436, 5154, 5434, 8151, 9449, 10308, 10868, 11167, 16302, 16321, 18898, 22334, 28347, 32604, 32642, 33501, 37796, 44668, 48963, 56694, 65284, 67002, 97926, 113388, 122837, 134004, 179531, 195852, 212173, 245674, 359062, 368511, 424346, 491348, 538593, 636519, 718124, 737022, 848692, 1077186, 1273038, 1474044, 2154372, 2333903, 2546076, 4667806, 7001709, 9335612, 14003418, 28006836]

約数ペア:

[(1, 28006836), (2, 14003418), (3, 9335612), (4, 7001709), (6, 4667806), (11, 2546076), (12, 2333903), (13, 2154372), (19, 1474044), (22, 1273038), (26, 1077186), (33, 848692), (38, 737022), (39, 718124), (44, 636519), (52, 538593), (57, 491348), (66, 424346), (76, 368511), (78, 359062), (114, 245674), (132, 212173), (143, 195852), (156, 179531), (209, 134004), (228, 122837), (247, 113388), (286, 97926), (418, 67002), (429, 65284), (494, 56694), (572, 48963), (627, 44668), (741, 37796), (836, 33501), (858, 32642), (859, 32604), (988, 28347), (1254, 22334), (1482, 18898), (1716, 16321), (1718, 16302), (2508, 11167), (2577, 10868), (2717, 10308), (2964, 9449), (3436, 8151), (5154, 5434)]