12120955

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1657}}^1$

素因数の和:1699

約数の個数: 32

約数和(自身を含む): 19100160

約数和(自身を除く): 6979205

約数列:

[1, 5, 7, 11, 19, 35, 55, 77, 95, 133, 209, 385, 665, 1045, 1463, 1657, 7315, 8285, 11599, 18227, 31483, 57995, 91135, 127589, 157415, 220381, 346313, 637945, 1101905, 1731565, 2424191, 12120955]

約数ペア:

[(1, 12120955), (5, 2424191), (7, 1731565), (11, 1101905), (19, 637945), (35, 346313), (55, 220381), (77, 157415), (95, 127589), (133, 91135), (209, 57995), (385, 31483), (665, 18227), (1045, 11599), (1463, 8285), (1657, 7315)]