421606444

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1\times {\mathrm{1429}}^1$

素因数の和:1738

約数の個数: 48

約数和(自身を含む): 867746880

約数和(自身を除く): 446140436

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 257, 287, 514, 574, 1028, 1148, 1429, 1799, 2858, 3598, 5716, 7196, 10003, 10537, 20006, 21074, 40012, 42148, 58589, 73759, 117178, 147518, 234356, 295036, 367253, 410123, 734506, 820246, 1469012, 1640492, 2570771, 5141542, 10283084, 15057373, 30114746, 60229492, 105401611, 210803222, 421606444]

約数ペア:

[(1, 421606444), (2, 210803222), (4, 105401611), (7, 60229492), (14, 30114746), (28, 15057373), (41, 10283084), (82, 5141542), (164, 2570771), (257, 1640492), (287, 1469012), (514, 820246), (574, 734506), (1028, 410123), (1148, 367253), (1429, 295036), (1799, 234356), (2858, 147518), (3598, 117178), (5716, 73759), (7196, 58589), (10003, 42148), (10537, 40012), (20006, 21074)]