28731417

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{66973}}^1$

素因数の和:67000

約数の個数: 16

約数和(自身を含む): 45006528

約数和(自身を除く): 16275111

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 66973, 200919, 736703, 870649, 2210109, 2611947, 9577139, 28731417]

約数ペア:

[(1, 28731417), (3, 9577139), (11, 2611947), (13, 2210109), (33, 870649), (39, 736703), (143, 200919), (429, 66973)]