28266316

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{4987}}^1$

素因数の和:5113

約数の個数: 24

約数和(自身を含む): 53770640

約数和(自身を除く): 25504324

約数列:

[1, 2, 4, 13, 26, 52, 109, 218, 436, 1417, 2834, 4987, 5668, 9974, 19948, 64831, 129662, 259324, 543583, 1087166, 2174332, 7066579, 14133158, 28266316]

約数ペア:

[(1, 28266316), (2, 14133158), (4, 7066579), (13, 2174332), (26, 1087166), (52, 543583), (109, 259324), (218, 129662), (436, 64831), (1417, 19948), (2834, 9974), (4987, 5668)]