28892217

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1$

素因数の和:333

約数の個数: 32

約数和(自身を含む): 42577920

約数和(自身を除く): 13685703

約数列:

[1, 3, 19, 31, 57, 83, 93, 197, 249, 589, 591, 1577, 1767, 2573, 3743, 4731, 6107, 7719, 11229, 16351, 18321, 48887, 49053, 116033, 146661, 310669, 348099, 506881, 932007, 1520643, 9630739, 28892217]

約数ペア:

[(1, 28892217), (3, 9630739), (19, 1520643), (31, 932007), (57, 506881), (83, 348099), (93, 310669), (197, 146661), (249, 116033), (589, 49053), (591, 48887), (1577, 18321), (1767, 16351), (2573, 11229), (3743, 7719), (4731, 6107)]