28211268

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{54673}}^1$

素因数の和:54723

約数の個数: 24

約数和(自身を含む): 67358368

約数和(自身を除く): 39147100

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 54673, 109346, 164019, 218692, 328038, 656076, 2350939, 4701878, 7052817, 9403756, 14105634, 28211268]

約数ペア:

[(1, 28211268), (2, 14105634), (3, 9403756), (4, 7052817), (6, 4701878), (12, 2350939), (43, 656076), (86, 328038), (129, 218692), (172, 164019), (258, 109346), (516, 54673)]