82785759

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{359}}^1$

素因数の和:587

約数の個数: 32

約数和(自身を含む): 129024000

約数和(自身を除く): 46238241

約数列:

[1, 3, 7, 21, 79, 139, 237, 359, 417, 553, 973, 1077, 1659, 2513, 2919, 7539, 10981, 28361, 32943, 49901, 76867, 85083, 149703, 198527, 230601, 349307, 595581, 1047921, 3942179, 11826537, 27595253, 82785759]

約数ペア:

[(1, 82785759), (3, 27595253), (7, 11826537), (21, 3942179), (79, 1047921), (139, 595581), (237, 349307), (359, 230601), (417, 198527), (553, 149703), (973, 85083), (1077, 76867), (1659, 49901), (2513, 32943), (2919, 28361), (7539, 10981)]