28121864

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{311}}^1$

素因数の和:533

約数の個数: 32

約数和(自身を含む): 53913600

約数和(自身を除く): 25791736

約数列:

[1, 2, 4, 8, 89, 127, 178, 254, 311, 356, 508, 622, 712, 1016, 1244, 2488, 11303, 22606, 27679, 39497, 45212, 55358, 78994, 90424, 110716, 157988, 221432, 315976, 3515233, 7030466, 14060932, 28121864]

約数ペア:

[(1, 28121864), (2, 14060932), (4, 7030466), (8, 3515233), (89, 315976), (127, 221432), (178, 157988), (254, 110716), (311, 90424), (356, 78994), (508, 55358), (622, 45212), (712, 39497), (1016, 27679), (1244, 22606), (2488, 11303)]