57464407

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:236

約数の個数: 48

約数和(自身を含む): 80438400

約数和(自身を除く): 22973993

約数列:

[1, 7, 11, 13, 49, 59, 77, 91, 139, 143, 413, 539, 637, 649, 767, 973, 1001, 1529, 1807, 2891, 4543, 5369, 6811, 7007, 8201, 8437, 10703, 12649, 19877, 31801, 37583, 57407, 59059, 74921, 88543, 90211, 106613, 139139, 401849, 413413, 631477, 746291, 973973, 1172743, 4420339, 5224037, 8209201, 57464407]

約数ペア:

[(1, 57464407), (7, 8209201), (11, 5224037), (13, 4420339), (49, 1172743), (59, 973973), (77, 746291), (91, 631477), (139, 413413), (143, 401849), (413, 139139), (539, 106613), (637, 90211), (649, 88543), (767, 74921), (973, 59059), (1001, 57407), (1529, 37583), (1807, 31801), (2891, 19877), (4543, 12649), (5369, 10703), (6811, 8437), (7007, 8201)]