987942725

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{2687}}^1$

素因数の和:2906

約数の個数: 48

約数和(自身を含む): 1535901696

約数和(自身を除く): 547958971

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 175, 191, 275, 385, 955, 1337, 1925, 2101, 2687, 4775, 6685, 10505, 13435, 14707, 18809, 29557, 33425, 52525, 67175, 73535, 94045, 147785, 206899, 367675, 470225, 513217, 738925, 1034495, 2566085, 3592519, 5172475, 5645387, 12830425, 17962595, 28226935, 39517709, 89812975, 141134675, 197588545, 987942725]

約数ペア:

[(1, 987942725), (5, 197588545), (7, 141134675), (11, 89812975), (25, 39517709), (35, 28226935), (55, 17962595), (77, 12830425), (175, 5645387), (191, 5172475), (275, 3592519), (385, 2566085), (955, 1034495), (1337, 738925), (1925, 513217), (2101, 470225), (2687, 367675), (4775, 206899), (6685, 147785), (10505, 94045), (13435, 73535), (14707, 67175), (18809, 52525), (29557, 33425)]