87230143

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{211}}^1$

素因数の和:308

約数の個数: 48

約数和(自身を含む): 121806720

約数和(自身を除く): 34576577

約数列:

[1, 7, 11, 13, 49, 59, 77, 91, 143, 211, 413, 539, 637, 649, 767, 1001, 1477, 2321, 2743, 2891, 4543, 5369, 7007, 8437, 10339, 12449, 16247, 19201, 30173, 31801, 37583, 59059, 87143, 113729, 134407, 136939, 161837, 211211, 413413, 610001, 958573, 1132859, 1478477, 1780207, 6710011, 7930013, 12461449, 87230143]

約数ペア:

[(1, 87230143), (7, 12461449), (11, 7930013), (13, 6710011), (49, 1780207), (59, 1478477), (77, 1132859), (91, 958573), (143, 610001), (211, 413413), (413, 211211), (539, 161837), (637, 136939), (649, 134407), (767, 113729), (1001, 87143), (1477, 59059), (2321, 37583), (2743, 31801), (2891, 30173), (4543, 19201), (5369, 16247), (7007, 12449), (8437, 10339)]