289690138

素因数分解:

$2^1\times {\mathrm{181}}^1\times {\mathrm{617}}^1\times {\mathrm{1297}}^1$

素因数の和:2097

約数の個数: 16

約数和(自身を含む): 437981544

約数和(自身を除く): 148291406

約数列:

[1, 2, 181, 362, 617, 1234, 1297, 2594, 111677, 223354, 234757, 469514, 800249, 1600498, 144845069, 289690138]

約数ペア:

[(1, 289690138), (2, 144845069), (181, 1600498), (362, 800249), (617, 469514), (1234, 234757), (1297, 223354), (2594, 111677)]