1258543391

素因数分解:

$7^2\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{2339}}^1$

素因数の和:2571

約数の個数: 24

約数和(自身を含む): 1493856000

約数和(自身を除く): 235312609

約数列:

[1, 7, 49, 79, 139, 553, 973, 2339, 3871, 6811, 10981, 16373, 76867, 114611, 184781, 325121, 538069, 1293467, 2275847, 9054269, 15930929, 25684559, 179791913, 1258543391]

約数ペア:

[(1, 1258543391), (7, 179791913), (49, 25684559), (79, 15930929), (139, 9054269), (553, 2275847), (973, 1293467), (2339, 538069), (3871, 325121), (6811, 184781), (10981, 114611), (16373, 76867)]