71971658

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{172181}}^1$

素因数の和:172213

約数の個数: 16

約数和(自身を含む): 123971040

約数和(自身を除く): 51999382

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 172181, 344362, 1893991, 3271439, 3787982, 6542878, 35985829, 71971658]

約数ペア:

[(1, 71971658), (2, 35985829), (11, 6542878), (19, 3787982), (22, 3271439), (38, 1893991), (209, 344362), (418, 172181)]