128994632

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1240333}}^1$

素因数の和:1240352

約数の個数: 16

約数和(自身を含む): 260470140

約数和(自身を除く): 131475508

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1240333, 2480666, 4961332, 9922664, 16124329, 32248658, 64497316, 128994632]

約数ペア:

[(1, 128994632), (2, 64497316), (4, 32248658), (8, 16124329), (13, 9922664), (26, 4961332), (52, 2480666), (104, 1240333)]