779492

素因数分解:

$2^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:156

約数の個数: 36

約数和(自身を含む): 1642284

約数和(自身を除く): 862792

約数列:

[1, 2, 4, 7, 14, 28, 41, 49, 82, 97, 98, 164, 194, 196, 287, 388, 574, 679, 1148, 1358, 2009, 2716, 3977, 4018, 4753, 7954, 8036, 9506, 15908, 19012, 27839, 55678, 111356, 194873, 389746, 779492]

約数ペア:

[(1, 779492), (2, 389746), (4, 194873), (7, 111356), (14, 55678), (28, 27839), (41, 19012), (49, 15908), (82, 9506), (97, 8036), (98, 7954), (164, 4753), (194, 4018), (196, 3977), (287, 2716), (388, 2009), (574, 1358), (679, 1148)]