90243908

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{4057}}^1$

素因数の和:4211

約数の個数: 24

約数和(自身を含む): 162255072

約数和(自身を除く): 72011164

約数列:

[1, 2, 4, 67, 83, 134, 166, 268, 332, 4057, 5561, 8114, 11122, 16228, 22244, 271819, 336731, 543638, 673462, 1087276, 1346924, 22560977, 45121954, 90243908]

約数ペア:

[(1, 90243908), (2, 45121954), (4, 22560977), (67, 1346924), (83, 1087276), (134, 673462), (166, 543638), (268, 336731), (332, 271819), (4057, 22244), (5561, 16228), (8114, 11122)]