28379724

素因数分解:

$2^2\times 3^1\times {\mathrm{113}}^1\times {\mathrm{20929}}^1$

素因数の和:21049

約数の個数: 24

約数和(自身を含む): 66808560

約数和(自身を除く): 38428836

約数列:

[1, 2, 3, 4, 6, 12, 113, 226, 339, 452, 678, 1356, 20929, 41858, 62787, 83716, 125574, 251148, 2364977, 4729954, 7094931, 9459908, 14189862, 28379724]

約数ペア:

[(1, 28379724), (2, 14189862), (3, 9459908), (4, 7094931), (6, 4729954), (12, 2364977), (113, 251148), (226, 125574), (339, 83716), (452, 62787), (678, 41858), (1356, 20929)]