81186354

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1493}}^1$

素因数の和:1576

約数の個数: 64

約数和(自身を含む): 193622400

約数和(自身を除く): 112436046

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 53, 54, 57, 106, 114, 159, 171, 318, 342, 477, 513, 954, 1007, 1026, 1431, 1493, 2014, 2862, 2986, 3021, 4479, 6042, 8958, 9063, 13437, 18126, 26874, 27189, 28367, 40311, 54378, 56734, 79129, 80622, 85101, 158258, 170202, 237387, 255303, 474774, 510606, 712161, 765909, 1424322, 1503451, 1531818, 2136483, 3006902, 4272966, 4510353, 9020706, 13531059, 27062118, 40593177, 81186354]

約数ペア:

[(1, 81186354), (2, 40593177), (3, 27062118), (6, 13531059), (9, 9020706), (18, 4510353), (19, 4272966), (27, 3006902), (38, 2136483), (53, 1531818), (54, 1503451), (57, 1424322), (106, 765909), (114, 712161), (159, 510606), (171, 474774), (318, 255303), (342, 237387), (477, 170202), (513, 158258), (954, 85101), (1007, 80622), (1026, 79129), (1431, 56734), (1493, 54378), (2014, 40311), (2862, 28367), (2986, 27189), (3021, 26874), (4479, 18126), (6042, 13437), (8958, 9063)]