87176991

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 135102464

約数和(自身を除く): 47925473

約数列:

[1, 3, 11, 31, 33, 61, 93, 121, 127, 183, 341, 363, 381, 671, 1023, 1397, 1891, 2013, 3751, 3937, 4191, 5673, 7381, 7747, 11253, 11811, 15367, 20801, 22143, 23241, 43307, 46101, 62403, 85217, 129921, 228811, 240157, 255651, 476377, 686433, 720471, 937387, 1429131, 2641727, 2812161, 7925181, 29058997, 87176991]

約数ペア:

[(1, 87176991), (3, 29058997), (11, 7925181), (31, 2812161), (33, 2641727), (61, 1429131), (93, 937387), (121, 720471), (127, 686433), (183, 476377), (341, 255651), (363, 240157), (381, 228811), (671, 129921), (1023, 85217), (1397, 62403), (1891, 46101), (2013, 43307), (3751, 23241), (3937, 22143), (4191, 20801), (5673, 15367), (7381, 11811), (7747, 11253)]