28415156

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{8387}}^1$

素因数の和:8420

約数の個数: 36

約数和(自身を含む): 62473824

約数和(自身を除く): 34058668

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1694, 3388, 8387, 16774, 33548, 58709, 92257, 117418, 184514, 234836, 369028, 645799, 1014827, 1291598, 2029654, 2583196, 4059308, 7103789, 14207578, 28415156]

約数ペア:

[(1, 28415156), (2, 14207578), (4, 7103789), (7, 4059308), (11, 2583196), (14, 2029654), (22, 1291598), (28, 1014827), (44, 645799), (77, 369028), (121, 234836), (154, 184514), (242, 117418), (308, 92257), (484, 58709), (847, 33548), (1694, 16774), (3388, 8387)]