28459834

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1087}}^1$

素因数の和:1174

約数の個数: 32

約数和(自身を含む): 49351680

約数和(自身を除く): 20891846

約数列:

[1, 2, 13, 19, 26, 38, 53, 106, 247, 494, 689, 1007, 1087, 1378, 2014, 2174, 13091, 14131, 20653, 26182, 28262, 41306, 57611, 115222, 268489, 536978, 748943, 1094609, 1497886, 2189218, 14229917, 28459834]

約数ペア:

[(1, 28459834), (2, 14229917), (13, 2189218), (19, 1497886), (26, 1094609), (38, 748943), (53, 536978), (106, 268489), (247, 115222), (494, 57611), (689, 41306), (1007, 28262), (1087, 26182), (1378, 20653), (2014, 14131), (2174, 13091)]