28863549

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{547}}^1$

素因数の和:618

約数の個数: 48

約数和(自身を含む): 50266944

約数和(自身を除く): 21403395

約数列:

[1, 3, 9, 11, 13, 33, 39, 41, 99, 117, 123, 143, 369, 429, 451, 533, 547, 1287, 1353, 1599, 1641, 4059, 4797, 4923, 5863, 6017, 7111, 17589, 18051, 21333, 22427, 52767, 54153, 63999, 67281, 78221, 201843, 234663, 246697, 291551, 703989, 740091, 874653, 2220273, 2623959, 3207061, 9621183, 28863549]

約数ペア:

[(1, 28863549), (3, 9621183), (9, 3207061), (11, 2623959), (13, 2220273), (33, 874653), (39, 740091), (41, 703989), (99, 291551), (117, 246697), (123, 234663), (143, 201843), (369, 78221), (429, 67281), (451, 63999), (533, 54153), (547, 52767), (1287, 22427), (1353, 21333), (1599, 18051), (1641, 17589), (4059, 7111), (4797, 6017), (4923, 5863)]