1272225838

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{997}}^1\times {\mathrm{2887}}^1$

素因数の和:3916

約数の個数: 32

約数和(自身を含む): 2178961344

約数和(自身を除く): 906735506

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 997, 1994, 2887, 5774, 12961, 16949, 25922, 33898, 37531, 49079, 75062, 98158, 220337, 440674, 638027, 1276054, 2878339, 5756678, 37418407, 48931763, 74836814, 97863526, 636112919, 1272225838]

約数ペア:

[(1, 1272225838), (2, 636112919), (13, 97863526), (17, 74836814), (26, 48931763), (34, 37418407), (221, 5756678), (442, 2878339), (997, 1276054), (1994, 638027), (2887, 440674), (5774, 220337), (12961, 98158), (16949, 75062), (25922, 49079), (33898, 37531)]