128632658

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{647}}^1\times {\mathrm{1291}}^1$

素因数の和:1958

約数の個数: 32

約数和(自身を含む): 241118208

約数和(自身を除く): 112485550

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 647, 1291, 1294, 2582, 4529, 7117, 9037, 9058, 14201, 14234, 18074, 28402, 49819, 99407, 99638, 198814, 835277, 1670554, 5846939, 9188047, 11693878, 18376094, 64316329, 128632658]

約数ペア:

[(1, 128632658), (2, 64316329), (7, 18376094), (11, 11693878), (14, 9188047), (22, 5846939), (77, 1670554), (154, 835277), (647, 198814), (1291, 99638), (1294, 99407), (2582, 49819), (4529, 28402), (7117, 18074), (9037, 14234), (9058, 14201)]