55147972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 108380160

約数和(自身を除く): 53232188

約数列:

[1, 2, 4, 11, 22, 44, 71, 127, 139, 142, 254, 278, 284, 508, 556, 781, 1397, 1529, 1562, 2794, 3058, 3124, 5588, 6116, 9017, 9869, 17653, 18034, 19738, 35306, 36068, 39476, 70612, 99187, 108559, 194183, 198374, 217118, 388366, 396748, 434236, 776732, 1253363, 2506726, 5013452, 13786993, 27573986, 55147972]

約数ペア:

[(1, 55147972), (2, 27573986), (4, 13786993), (11, 5013452), (22, 2506726), (44, 1253363), (71, 776732), (127, 434236), (139, 396748), (142, 388366), (254, 217118), (278, 198374), (284, 194183), (508, 108559), (556, 99187), (781, 70612), (1397, 39476), (1529, 36068), (1562, 35306), (2794, 19738), (3058, 18034), (3124, 17653), (5588, 9869), (6116, 9017)]