261122914

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{277}}^1\times {\mathrm{2789}}^1$

素因数の和:3094

約数の個数: 24

約数和(自身を含む): 425815380

約数和(自身を除く): 164692466

約数列:

[1, 2, 13, 26, 169, 277, 338, 554, 2789, 3601, 5578, 7202, 36257, 46813, 72514, 93626, 471341, 772553, 942682, 1545106, 10043189, 20086378, 130561457, 261122914]

約数ペア:

[(1, 261122914), (2, 130561457), (13, 20086378), (26, 10043189), (169, 1545106), (277, 942682), (338, 772553), (554, 471341), (2789, 93626), (3601, 72514), (5578, 46813), (7202, 36257)]