1249271518

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{271}}^1\times {\mathrm{443}}^1$

素因数の和:781

約数の個数: 48

約数和(自身を含む): 2120203008

約数和(自身を除く): 870931490

約数列:

[1, 2, 11, 22, 43, 86, 121, 242, 271, 443, 473, 542, 886, 946, 2981, 4873, 5203, 5962, 9746, 10406, 11653, 19049, 23306, 32791, 38098, 53603, 65582, 107206, 120053, 128183, 209539, 240106, 256366, 419078, 1320583, 1410013, 2304929, 2641166, 2820026, 4609858, 5162279, 10324558, 14526413, 29052826, 56785069, 113570138, 624635759, 1249271518]

約数ペア:

[(1, 1249271518), (2, 624635759), (11, 113570138), (22, 56785069), (43, 29052826), (86, 14526413), (121, 10324558), (242, 5162279), (271, 4609858), (443, 2820026), (473, 2641166), (542, 2304929), (886, 1410013), (946, 1320583), (2981, 419078), (4873, 256366), (5203, 240106), (5962, 209539), (9746, 128183), (10406, 120053), (11653, 107206), (19049, 65582), (23306, 53603), (32791, 38098)]