28685128

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{1367}}^1$

素因数の和:1477

約数の個数: 32

約数和(自身を含む): 55978560

約数和(自身を除く): 27293432

約数列:

[1, 2, 4, 8, 43, 61, 86, 122, 172, 244, 344, 488, 1367, 2623, 2734, 5246, 5468, 10492, 10936, 20984, 58781, 83387, 117562, 166774, 235124, 333548, 470248, 667096, 3585641, 7171282, 14342564, 28685128]

約数ペア:

[(1, 28685128), (2, 14342564), (4, 7171282), (8, 3585641), (43, 667096), (61, 470248), (86, 333548), (122, 235124), (172, 166774), (244, 117562), (344, 83387), (488, 58781), (1367, 20984), (2623, 10936), (2734, 10492), (5246, 5468)]