290373182

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{130681}}^1$

素因数の和:130795

約数の個数: 16

約数和(自身を含む): 479864304

約数和(自身を除く): 189491122

約数列:

[1, 2, 11, 22, 101, 202, 1111, 2222, 130681, 261362, 1437491, 2874982, 13198781, 26397562, 145186591, 290373182]

約数ペア:

[(1, 290373182), (2, 145186591), (11, 26397562), (22, 13198781), (101, 2874982), (202, 1437491), (1111, 261362), (2222, 130681)]