28618492

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{257}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 59467968

約数和(自身を除く): 30849476

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 97, 164, 194, 257, 287, 388, 514, 574, 679, 1028, 1148, 1358, 1799, 2716, 3598, 3977, 7196, 7954, 10537, 15908, 21074, 24929, 27839, 42148, 49858, 55678, 73759, 99716, 111356, 147518, 174503, 295036, 349006, 698012, 1022089, 2044178, 4088356, 7154623, 14309246, 28618492]

約数ペア:

[(1, 28618492), (2, 14309246), (4, 7154623), (7, 4088356), (14, 2044178), (28, 1022089), (41, 698012), (82, 349006), (97, 295036), (164, 174503), (194, 147518), (257, 111356), (287, 99716), (388, 73759), (514, 55678), (574, 49858), (679, 42148), (1028, 27839), (1148, 24929), (1358, 21074), (1799, 15908), (2716, 10537), (3598, 7954), (3977, 7196)]