28186548

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{643}}^1$

素因数の和:944

約数の個数: 48

約数和(自身を含む): 71190336

約数和(自身を除く): 43003788

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 281, 562, 643, 843, 1124, 1286, 1686, 1929, 2572, 3372, 3653, 3858, 7306, 7716, 8359, 10959, 14612, 16718, 21918, 25077, 33436, 43836, 50154, 100308, 180683, 361366, 542049, 722732, 1084098, 2168196, 2348879, 4697758, 7046637, 9395516, 14093274, 28186548]

約数ペア:

[(1, 28186548), (2, 14093274), (3, 9395516), (4, 7046637), (6, 4697758), (12, 2348879), (13, 2168196), (26, 1084098), (39, 722732), (52, 542049), (78, 361366), (156, 180683), (281, 100308), (562, 50154), (643, 43836), (843, 33436), (1124, 25077), (1286, 21918), (1686, 16718), (1929, 14612), (2572, 10959), (3372, 8359), (3653, 7716), (3858, 7306)]