2016381605

素因数分解:

$5^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{173}}^1\times {\mathrm{421}}^1$

素因数の和:726

約数の個数: 48

約数和(自身を含む): 2862810864

約数和(自身を除く): 846429259

約数列:

[1, 5, 7, 35, 49, 113, 173, 245, 421, 565, 791, 865, 1211, 2105, 2947, 3955, 5537, 6055, 8477, 14735, 19549, 20629, 27685, 42385, 47573, 72833, 97745, 103145, 136843, 237865, 333011, 364165, 509831, 684215, 957901, 1665055, 2331077, 2549155, 3568817, 4789505, 8230129, 11655385, 17844085, 41150645, 57610903, 288054515, 403276321, 2016381605]

約数ペア:

[(1, 2016381605), (5, 403276321), (7, 288054515), (35, 57610903), (49, 41150645), (113, 17844085), (173, 11655385), (245, 8230129), (421, 4789505), (565, 3568817), (791, 2549155), (865, 2331077), (1211, 1665055), (2105, 957901), (2947, 684215), (3955, 509831), (5537, 364165), (6055, 333011), (8477, 237865), (14735, 136843), (19549, 103145), (20629, 97745), (27685, 72833), (42385, 47573)]