28027645724

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{467}}^1\times {\mathrm{1201}}^1$

素因数の和:1747

約数の個数: 72

約数和(自身を含む): 54742628304

約数和(自身を除く): 26714982580

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 467, 806, 934, 961, 1201, 1612, 1868, 1922, 2402, 3844, 4804, 6071, 12142, 12493, 14477, 15613, 24284, 24986, 28954, 31226, 37231, 49972, 57908, 62452, 74462, 148924, 188201, 376402, 448787, 484003, 560867, 752804, 897574, 968006, 1121734, 1154161, 1795148, 1936012, 2243468, 2308322, 4616644, 5834231, 7291271, 11668462, 14582542, 15004093, 17386877, 23336924, 29165084, 30008186, 34773754, 60016372, 69547508, 226029401, 452058802, 538993187, 904117604, 1077986374, 2155972748, 7006911431, 14013822862, 28027645724]

約数ペア:

[(1, 28027645724), (2, 14013822862), (4, 7006911431), (13, 2155972748), (26, 1077986374), (31, 904117604), (52, 538993187), (62, 452058802), (124, 226029401), (403, 69547508), (467, 60016372), (806, 34773754), (934, 30008186), (961, 29165084), (1201, 23336924), (1612, 17386877), (1868, 15004093), (1922, 14582542), (2402, 11668462), (3844, 7291271), (4804, 5834231), (6071, 4616644), (12142, 2308322), (12493, 2243468), (14477, 1936012), (15613, 1795148), (24284, 1154161), (24986, 1121734), (28954, 968006), (31226, 897574), (37231, 752804), (49972, 560867), (57908, 484003), (62452, 448787), (74462, 376402), (148924, 188201)]