287444993

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{223}}^1$

素因数の和:425

約数の個数: 32

約数和(自身を含む): 341978112

約数和(自身を除く): 54533119

約数列:

[1, 11, 17, 61, 113, 187, 223, 671, 1037, 1243, 1921, 2453, 3791, 6893, 11407, 13603, 21131, 25199, 41701, 75823, 117181, 149633, 231251, 277189, 428383, 1288991, 1537139, 2543761, 4712213, 16908529, 26131363, 287444993]

約数ペア:

[(1, 287444993), (11, 26131363), (17, 16908529), (61, 4712213), (113, 2543761), (187, 1537139), (223, 1288991), (671, 428383), (1037, 277189), (1243, 231251), (1921, 149633), (2453, 117181), (3791, 75823), (6893, 41701), (11407, 25199), (13603, 21131)]