28464876

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{71881}}^1$

素因数の和:71902

約数の個数: 36

約数和(自身を含む): 78495144

約数和(自身を除く): 50030268

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 71881, 143762, 215643, 287524, 431286, 646929, 790691, 862572, 1293858, 1581382, 2372073, 2587716, 3162764, 4744146, 7116219, 9488292, 14232438, 28464876]

約数ペア:

[(1, 28464876), (2, 14232438), (3, 9488292), (4, 7116219), (6, 4744146), (9, 3162764), (11, 2587716), (12, 2372073), (18, 1581382), (22, 1293858), (33, 862572), (36, 790691), (44, 646929), (66, 431286), (99, 287524), (132, 215643), (198, 143762), (396, 71881)]