199465119

素因数分解:

$3^3\times 7^1\times {\mathrm{1055371}}^1$

素因数の和:1055387

約数の個数: 16

約数和(自身を含む): 337719040

約数和(自身を除く): 138253921

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 1055371, 3166113, 7387597, 9498339, 22162791, 28495017, 66488373, 199465119]

約数ペア:

[(1, 199465119), (3, 66488373), (7, 28495017), (9, 22162791), (21, 9498339), (27, 7387597), (63, 3166113), (189, 1055371)]