15919701

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2347}}^1$

素因数の和:2393

約数の個数: 32

約数和(自身を含む): 27048960

約数和(自身を除く): 11129259

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 323, 357, 399, 969, 2261, 2347, 6783, 7041, 16429, 39899, 44593, 49287, 119697, 133779, 279293, 312151, 758081, 837879, 936453, 2274243, 5306567, 15919701]

約数ペア:

[(1, 15919701), (3, 5306567), (7, 2274243), (17, 936453), (19, 837879), (21, 758081), (51, 312151), (57, 279293), (119, 133779), (133, 119697), (323, 49287), (357, 44593), (399, 39899), (969, 16429), (2261, 7041), (2347, 6783)]