2821286

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{491}}^1$

素因数の和:536

約数の個数: 24

約数和(自身を含む): 4861944

約数和(自身を除く): 2040658

約数列:

[1, 2, 13, 17, 26, 34, 169, 221, 338, 442, 491, 982, 2873, 5746, 6383, 8347, 12766, 16694, 82979, 108511, 165958, 217022, 1410643, 2821286]

約数ペア:

[(1, 2821286), (2, 1410643), (13, 217022), (17, 165958), (26, 108511), (34, 82979), (169, 16694), (221, 12766), (338, 8347), (442, 6383), (491, 5746), (982, 2873)]