78642356

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{35171}}^1$

素因数の和:35231

約数の個数: 24

約数和(自身を含む): 151661664

約数和(自身を除く): 73019308

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 35171, 70342, 140684, 457223, 914446, 1512353, 1828892, 3024706, 6049412, 19660589, 39321178, 78642356]

約数ペア:

[(1, 78642356), (2, 39321178), (4, 19660589), (13, 6049412), (26, 3024706), (43, 1828892), (52, 1512353), (86, 914446), (172, 457223), (559, 140684), (1118, 70342), (2236, 35171)]