78189867

素因数分解:

$3^5\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1069}}^1$

素因数の和:1134

約数の個数: 48

約数和(自身を含む): 137096960

約数和(自身を除く): 58907093

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 81, 129, 189, 243, 301, 387, 567, 903, 1069, 1161, 1701, 2709, 3207, 3483, 7483, 8127, 9621, 10449, 22449, 24381, 28863, 45967, 67347, 73143, 86589, 137901, 202041, 259767, 321769, 413703, 606123, 965307, 1241109, 1818369, 2895921, 3723327, 8687763, 11169981, 26063289, 78189867]

約数ペア:

[(1, 78189867), (3, 26063289), (7, 11169981), (9, 8687763), (21, 3723327), (27, 2895921), (43, 1818369), (63, 1241109), (81, 965307), (129, 606123), (189, 413703), (243, 321769), (301, 259767), (387, 202041), (567, 137901), (903, 86589), (1069, 73143), (1161, 67347), (1701, 45967), (2709, 28863), (3207, 24381), (3483, 22449), (7483, 10449), (8127, 9621)]