681036268

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{571}}^1\times {\mathrm{27107}}^1$

素因数の和:27693

約数の個数: 24

約数和(自身を含む): 1302485184

約数和(自身を除く): 621448916

約数列:

[1, 2, 4, 11, 22, 44, 571, 1142, 2284, 6281, 12562, 25124, 27107, 54214, 108428, 298177, 596354, 1192708, 15478097, 30956194, 61912388, 170259067, 340518134, 681036268]

約数ペア:

[(1, 681036268), (2, 340518134), (4, 170259067), (11, 61912388), (22, 30956194), (44, 15478097), (571, 1192708), (1142, 596354), (2284, 298177), (6281, 108428), (12562, 54214), (25124, 27107)]