256957506

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1098109}}^1$

素因数の和:1098130

約数の個数: 24

約数和(自身を含む): 599568060

約数和(自身を除く): 342610554

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 1098109, 2196218, 3294327, 6588654, 9882981, 14275417, 19765962, 28550834, 42826251, 85652502, 128478753, 256957506]

約数ペア:

[(1, 256957506), (2, 128478753), (3, 85652502), (6, 42826251), (9, 28550834), (13, 19765962), (18, 14275417), (26, 9882981), (39, 6588654), (78, 3294327), (117, 2196218), (234, 1098109)]