190990071

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{15731}}^1$

素因数の和:15827

約数の個数: 24

約数和(自身を含む): 294503040

約数和(自身を除く): 103512969

約数列:

[1, 3, 9, 19, 57, 71, 171, 213, 639, 1349, 4047, 12141, 15731, 47193, 141579, 298889, 896667, 1116901, 2690001, 3350703, 10052109, 21221119, 63663357, 190990071]

約数ペア:

[(1, 190990071), (3, 63663357), (9, 21221119), (19, 10052109), (57, 3350703), (71, 2690001), (171, 1116901), (213, 896667), (639, 298889), (1349, 141579), (4047, 47193), (12141, 15731)]