161979196

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{719}}^1\times {\mathrm{3313}}^1$

素因数の和:4053

約数の個数: 24

約数和(自身を含む): 300646080

約数和(自身を除く): 138666884

約数列:

[1, 2, 4, 17, 34, 68, 719, 1438, 2876, 3313, 6626, 12223, 13252, 24446, 48892, 56321, 112642, 225284, 2382047, 4764094, 9528188, 40494799, 80989598, 161979196]

約数ペア:

[(1, 161979196), (2, 80989598), (4, 40494799), (17, 9528188), (34, 4764094), (68, 2382047), (719, 225284), (1438, 112642), (2876, 56321), (3313, 48892), (6626, 24446), (12223, 13252)]