51505311

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{569}}^1$

素因数の和:807

約数の個数: 32

約数和(自身を含む): 81204480

約数和(自身を除く): 29699169

約数列:

[1, 3, 11, 13, 33, 39, 143, 211, 429, 569, 633, 1707, 2321, 2743, 6259, 6963, 7397, 8229, 18777, 22191, 30173, 81367, 90519, 120059, 244101, 360177, 1320649, 1560767, 3961947, 4682301, 17168437, 51505311]

約数ペア:

[(1, 51505311), (3, 17168437), (11, 4682301), (13, 3961947), (33, 1560767), (39, 1320649), (143, 360177), (211, 244101), (429, 120059), (569, 90519), (633, 81367), (1707, 30173), (2321, 22191), (2743, 18777), (6259, 8229), (6963, 7397)]