156691917

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{479}}^1\times {\mathrm{1913}}^1$

素因数の和:2417

約数の個数: 24

約数和(自身を含む): 238867200

約数和(自身を除く): 82175283

約数列:

[1, 3, 9, 19, 57, 171, 479, 1437, 1913, 4311, 5739, 9101, 17217, 27303, 36347, 81909, 109041, 327123, 916327, 2748981, 8246943, 17410213, 52230639, 156691917]

約数ペア:

[(1, 156691917), (3, 52230639), (9, 17410213), (19, 8246943), (57, 2748981), (171, 916327), (479, 327123), (1437, 109041), (1913, 81909), (4311, 36347), (5739, 27303), (9101, 17217)]