53281228

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1901}}^1$

素因数の和:1943

約数の個数: 72

約数和(自身を含む): 127494864

約数和(自身を除く): 74213636

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 49, 52, 77, 91, 98, 143, 154, 182, 196, 286, 308, 364, 539, 572, 637, 1001, 1078, 1274, 1901, 2002, 2156, 2548, 3802, 4004, 7007, 7604, 13307, 14014, 20911, 24713, 26614, 28028, 41822, 49426, 53228, 83644, 93149, 98852, 146377, 172991, 186298, 271843, 292754, 345982, 372596, 543686, 585508, 691964, 1024639, 1087372, 1210937, 1902901, 2049278, 2421874, 3805802, 4098556, 4843748, 7611604, 13320307, 26640614, 53281228]

約数ペア:

[(1, 53281228), (2, 26640614), (4, 13320307), (7, 7611604), (11, 4843748), (13, 4098556), (14, 3805802), (22, 2421874), (26, 2049278), (28, 1902901), (44, 1210937), (49, 1087372), (52, 1024639), (77, 691964), (91, 585508), (98, 543686), (143, 372596), (154, 345982), (182, 292754), (196, 271843), (286, 186298), (308, 172991), (364, 146377), (539, 98852), (572, 93149), (637, 83644), (1001, 53228), (1078, 49426), (1274, 41822), (1901, 28028), (2002, 26614), (2156, 24713), (2548, 20911), (3802, 14014), (4004, 13307), (7007, 7604)]