25779021

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{21977}}^1$

素因数の和:22020

約数の個数: 16

約数和(自身を含む): 37977984

約数和(自身を除く): 12198963

約数列:

[1, 3, 17, 23, 51, 69, 391, 1173, 21977, 65931, 373609, 505471, 1120827, 1516413, 8593007, 25779021]

約数ペア:

[(1, 25779021), (3, 8593007), (17, 1516413), (23, 1120827), (51, 505471), (69, 373609), (391, 65931), (1173, 21977)]