289330816

素因数分解:

$2^7\times {\mathrm{53}}^1\times {\mathrm{42649}}^1$

素因数の和:42716

約数の個数: 32

約数和(自身を含む): 587290500

約数和(自身を除く): 297959684

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 106, 128, 212, 424, 848, 1696, 3392, 6784, 42649, 85298, 170596, 341192, 682384, 1364768, 2260397, 2729536, 4520794, 5459072, 9041588, 18083176, 36166352, 72332704, 144665408, 289330816]

約数ペア:

[(1, 289330816), (2, 144665408), (4, 72332704), (8, 36166352), (16, 18083176), (32, 9041588), (53, 5459072), (64, 4520794), (106, 2729536), (128, 2260397), (212, 1364768), (424, 682384), (848, 341192), (1696, 170596), (3392, 85298), (6784, 42649)]