196861049

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{491}}^1$

素因数の和:677

約数の個数: 32

約数和(自身を含む): 253919232

約数和(自身を除く): 57058183

約数列:

[1, 7, 11, 41, 77, 127, 287, 451, 491, 889, 1397, 3157, 3437, 5207, 5401, 9779, 20131, 36449, 37807, 57277, 62357, 140917, 221441, 400939, 436499, 685927, 1550087, 2556637, 4801489, 17896459, 28123007, 196861049]

約数ペア:

[(1, 196861049), (7, 28123007), (11, 17896459), (41, 4801489), (77, 2556637), (127, 1550087), (287, 685927), (451, 436499), (491, 400939), (889, 221441), (1397, 140917), (3157, 62357), (3437, 57277), (5207, 37807), (5401, 36449), (9779, 20131)]