128494756

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{131}}^1\times {\mathrm{1451}}^1$

素因数の和:1612

約数の個数: 36

約数和(自身を含む): 245521584

約数和(自身を除く): 117026828

約数列:

[1, 2, 4, 13, 26, 52, 131, 169, 262, 338, 524, 676, 1451, 1703, 2902, 3406, 5804, 6812, 18863, 22139, 37726, 44278, 75452, 88556, 190081, 245219, 380162, 490438, 760324, 980876, 2471053, 4942106, 9884212, 32123689, 64247378, 128494756]

約数ペア:

[(1, 128494756), (2, 64247378), (4, 32123689), (13, 9884212), (26, 4942106), (52, 2471053), (131, 980876), (169, 760324), (262, 490438), (338, 380162), (524, 245219), (676, 190081), (1451, 88556), (1703, 75452), (2902, 44278), (3406, 37726), (5804, 22139), (6812, 18863)]