28138936

素因数分解:

$2^3\times 7^2\times {\mathrm{23}}^1\times {\mathrm{3121}}^1$

素因数の和:3164

約数の個数: 48

約数和(自身を含む): 64063440

約数和(自身を除く): 35924504

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 49, 56, 92, 98, 161, 184, 196, 322, 392, 644, 1127, 1288, 2254, 3121, 4508, 6242, 9016, 12484, 21847, 24968, 43694, 71783, 87388, 143566, 152929, 174776, 287132, 305858, 502481, 574264, 611716, 1004962, 1223432, 2009924, 3517367, 4019848, 7034734, 14069468, 28138936]

約数ペア:

[(1, 28138936), (2, 14069468), (4, 7034734), (7, 4019848), (8, 3517367), (14, 2009924), (23, 1223432), (28, 1004962), (46, 611716), (49, 574264), (56, 502481), (92, 305858), (98, 287132), (161, 174776), (184, 152929), (196, 143566), (322, 87388), (392, 71783), (644, 43694), (1127, 24968), (1288, 21847), (2254, 12484), (3121, 9016), (4508, 6242)]