28265531716

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{443}}^1\times {\mathrm{9433}}^1$

素因数の和:9988

約数の個数: 48

約数和(自身を含む): 52777569600

約数和(自身を除く): 24512037884

約数列:

[1, 2, 4, 19, 38, 76, 89, 178, 356, 443, 886, 1691, 1772, 3382, 6764, 8417, 9433, 16834, 18866, 33668, 37732, 39427, 78854, 157708, 179227, 358454, 716908, 749113, 839537, 1498226, 1679074, 2996452, 3358148, 4178819, 8357638, 15951203, 16715276, 31902406, 63804812, 79397561, 158795122, 317590244, 371914891, 743829782, 1487659564, 7066382929, 14132765858, 28265531716]

約数ペア:

[(1, 28265531716), (2, 14132765858), (4, 7066382929), (19, 1487659564), (38, 743829782), (76, 371914891), (89, 317590244), (178, 158795122), (356, 79397561), (443, 63804812), (886, 31902406), (1691, 16715276), (1772, 15951203), (3382, 8357638), (6764, 4178819), (8417, 3358148), (9433, 2996452), (16834, 1679074), (18866, 1498226), (33668, 839537), (37732, 749113), (39427, 716908), (78854, 358454), (157708, 179227)]