28597744

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:222

約数の個数: 80

約数和(自身を含む): 66646528

約数和(自身を除く): 38048784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 56, 67, 74, 103, 112, 134, 148, 206, 259, 268, 296, 412, 469, 518, 536, 592, 721, 824, 938, 1036, 1072, 1442, 1648, 1876, 2072, 2479, 2884, 3752, 3811, 4144, 4958, 5768, 6901, 7504, 7622, 9916, 11536, 13802, 15244, 17353, 19832, 26677, 27604, 30488, 34706, 39664, 48307, 53354, 55208, 60976, 69412, 96614, 106708, 110416, 138824, 193228, 213416, 255337, 277648, 386456, 426832, 510674, 772912, 1021348, 1787359, 2042696, 3574718, 4085392, 7149436, 14298872, 28597744]

約数ペア:

[(1, 28597744), (2, 14298872), (4, 7149436), (7, 4085392), (8, 3574718), (14, 2042696), (16, 1787359), (28, 1021348), (37, 772912), (56, 510674), (67, 426832), (74, 386456), (103, 277648), (112, 255337), (134, 213416), (148, 193228), (206, 138824), (259, 110416), (268, 106708), (296, 96614), (412, 69412), (469, 60976), (518, 55208), (536, 53354), (592, 48307), (721, 39664), (824, 34706), (938, 30488), (1036, 27604), (1072, 26677), (1442, 19832), (1648, 17353), (1876, 15244), (2072, 13802), (2479, 11536), (2884, 9916), (3752, 7622), (3811, 7504), (4144, 6901), (4958, 5768)]