289559765

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{228901}}^1$

素因数の和:228940

約数の個数: 16

約数和(自身を含む): 395542656

約数和(自身を除く): 105982891

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 228901, 1144505, 2517911, 5264723, 12589555, 26323615, 57911953, 289559765]

約数ペア:

[(1, 289559765), (5, 57911953), (11, 26323615), (23, 12589555), (55, 5264723), (115, 2517911), (253, 1144505), (1265, 228901)]