11887939

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{113}}^2$

素因数の和:259

約数の個数: 18

約数和(自身を含む): 14686620

約数和(自身を除く): 2798681

約数列:

[1, 7, 19, 49, 113, 133, 791, 931, 2147, 5537, 12769, 15029, 89383, 105203, 242611, 625681, 1698277, 11887939]

約数ペア:

[(1, 11887939), (7, 1698277), (19, 625681), (49, 242611), (113, 105203), (133, 89383), (791, 15029), (931, 12769), (2147, 5537)]