128565016

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{945331}}^1$

素因数の和:945354

約数の個数: 16

約数和(自身を含む): 255239640

約数和(自身を除く): 126674624

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 945331, 1890662, 3781324, 7562648, 16070627, 32141254, 64282508, 128565016]

約数ペア:

[(1, 128565016), (2, 64282508), (4, 32141254), (8, 16070627), (17, 7562648), (34, 3781324), (68, 1890662), (136, 945331)]