28387954

素因数分解:

$2^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{7829}}^1$

素因数の和:7882

約数の個数: 24

約数和(自身を含む): 50879340

約数和(自身を除く): 22491386

約数列:

[1, 2, 7, 14, 37, 49, 74, 98, 259, 518, 1813, 3626, 7829, 15658, 54803, 109606, 289673, 383621, 579346, 767242, 2027711, 4055422, 14193977, 28387954]

約数ペア:

[(1, 28387954), (2, 14193977), (7, 4055422), (14, 2027711), (37, 767242), (49, 579346), (74, 383621), (98, 289673), (259, 109606), (518, 54803), (1813, 15658), (3626, 7829)]