28816593

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:341

約数の個数: 32

約数和(自身を含む): 43008000

約数和(自身を除く): 14191407

約数列:

[1, 3, 13, 39, 47, 79, 141, 199, 237, 597, 611, 1027, 1833, 2587, 3081, 3713, 7761, 9353, 11139, 15721, 28059, 47163, 48269, 121589, 144807, 204373, 364767, 613119, 738887, 2216661, 9605531, 28816593]

約数ペア:

[(1, 28816593), (3, 9605531), (13, 2216661), (39, 738887), (47, 613119), (79, 364767), (141, 204373), (199, 144807), (237, 121589), (597, 48269), (611, 47163), (1027, 28059), (1833, 15721), (2587, 11139), (3081, 9353), (3713, 7761)]