7219888

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{337}}^1$

素因数の和:461

約数の個数: 40

約数和(自身を含む): 15255968

約数和(自身を除く): 8036080

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 103, 104, 206, 208, 337, 412, 674, 824, 1339, 1348, 1648, 2678, 2696, 4381, 5356, 5392, 8762, 10712, 17524, 21424, 34711, 35048, 69422, 70096, 138844, 277688, 451243, 555376, 902486, 1804972, 3609944, 7219888]

約数ペア:

[(1, 7219888), (2, 3609944), (4, 1804972), (8, 902486), (13, 555376), (16, 451243), (26, 277688), (52, 138844), (103, 70096), (104, 69422), (206, 35048), (208, 34711), (337, 21424), (412, 17524), (674, 10712), (824, 8762), (1339, 5392), (1348, 5356), (1648, 4381), (2678, 2696)]