1878283

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^2\times {\mathrm{43}}^1$

素因数の和:103

約数の個数: 18

約数和(自身を含む): 2229612

約数和(自身を除く): 351329

約数列:

[1, 11, 19, 43, 121, 209, 361, 473, 817, 2299, 3971, 5203, 8987, 15523, 43681, 98857, 170753, 1878283]

約数ペア:

[(1, 1878283), (11, 170753), (19, 98857), (43, 43681), (121, 15523), (209, 8987), (361, 5203), (473, 3971), (817, 2299)]