291172804

素因数分解:

$2^2\times {\mathrm{13}}^3\times {\mathrm{17}}^1\times {\mathrm{1949}}^1$

素因数の和:2009

約数の個数: 48

約数和(自身を含む): 584766000

約数和(自身を除く): 293593196

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 169, 221, 338, 442, 676, 884, 1949, 2197, 2873, 3898, 4394, 5746, 7796, 8788, 11492, 25337, 33133, 37349, 50674, 66266, 74698, 101348, 132532, 149396, 329381, 430729, 658762, 861458, 1317524, 1722916, 4281953, 5599477, 8563906, 11198954, 17127812, 22397908, 72793201, 145586402, 291172804]

約数ペア:

[(1, 291172804), (2, 145586402), (4, 72793201), (13, 22397908), (17, 17127812), (26, 11198954), (34, 8563906), (52, 5599477), (68, 4281953), (169, 1722916), (221, 1317524), (338, 861458), (442, 658762), (676, 430729), (884, 329381), (1949, 149396), (2197, 132532), (2873, 101348), (3898, 74698), (4394, 66266), (5746, 50674), (7796, 37349), (8788, 33133), (11492, 25337)]