28216482

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{1861}}^1$

素因数の和:1911

約数の個数: 48

約数和(自身を含む): 68104512

約数和(自身を除く): 39888030

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 361, 399, 722, 798, 1083, 1861, 2166, 2527, 3722, 5054, 5583, 7581, 11166, 13027, 15162, 26054, 35359, 39081, 70718, 78162, 106077, 212154, 247513, 495026, 671821, 742539, 1343642, 1485078, 2015463, 4030926, 4702747, 9405494, 14108241, 28216482]

約数ペア:

[(1, 28216482), (2, 14108241), (3, 9405494), (6, 4702747), (7, 4030926), (14, 2015463), (19, 1485078), (21, 1343642), (38, 742539), (42, 671821), (57, 495026), (114, 247513), (133, 212154), (266, 106077), (361, 78162), (399, 70718), (722, 39081), (798, 35359), (1083, 26054), (1861, 15162), (2166, 13027), (2527, 11166), (3722, 7581), (5054, 5583)]