289092110

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{220681}}^1$

素因数の和:220819

約数の個数: 16

約数和(自身を含む): 524340432

約数和(自身を除く): 235248322

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 220681, 441362, 1103405, 2206810, 28909211, 57818422, 144546055, 289092110]

約数ペア:

[(1, 289092110), (2, 144546055), (5, 57818422), (10, 28909211), (131, 2206810), (262, 1103405), (655, 441362), (1310, 220681)]