28276144

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2029}}^1$

素因数の和:2117

約数の個数: 40

約数和(自身を含む): 59909360

約数和(自身を除く): 31633216

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 67, 104, 134, 208, 268, 536, 871, 1072, 1742, 2029, 3484, 4058, 6968, 8116, 13936, 16232, 26377, 32464, 52754, 105508, 135943, 211016, 271886, 422032, 543772, 1087544, 1767259, 2175088, 3534518, 7069036, 14138072, 28276144]

約数ペア:

[(1, 28276144), (2, 14138072), (4, 7069036), (8, 3534518), (13, 2175088), (16, 1767259), (26, 1087544), (52, 543772), (67, 422032), (104, 271886), (134, 211016), (208, 135943), (268, 105508), (536, 52754), (871, 32464), (1072, 26377), (1742, 16232), (2029, 13936), (3484, 8116), (4058, 6968)]