28165329

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{643}}^1$

素因数の和:837

約数の個数: 24

約数和(自身を含む): 42328832

約数和(自身を除く): 14163503

約数列:

[1, 3, 9, 31, 93, 157, 279, 471, 643, 1413, 1929, 4867, 5787, 14601, 19933, 43803, 59799, 100951, 179397, 302853, 908559, 3129481, 9388443, 28165329]

約数ペア:

[(1, 28165329), (3, 9388443), (9, 3129481), (31, 908559), (93, 302853), (157, 179397), (279, 100951), (471, 59799), (643, 43803), (1413, 19933), (1929, 14601), (4867, 5787)]