7877428

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:344

約数の個数: 36

約数和(自身を含む): 15331008

約数和(自身を除く): 7453580

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 169, 172, 271, 338, 542, 559, 676, 1084, 1118, 2236, 3523, 7046, 7267, 11653, 14092, 14534, 23306, 29068, 45799, 46612, 91598, 151489, 183196, 302978, 605956, 1969357, 3938714, 7877428]

約数ペア:

[(1, 7877428), (2, 3938714), (4, 1969357), (13, 605956), (26, 302978), (43, 183196), (52, 151489), (86, 91598), (169, 46612), (172, 45799), (271, 29068), (338, 23306), (542, 14534), (559, 14092), (676, 11653), (1084, 7267), (1118, 7046), (2236, 3523)]