161235327

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{1721}}^1$

素因数の和:1919

約数の個数: 32

約数和(自身を含む): 249951744

約数和(自身を除く): 88716417

約数列:

[1, 3, 11, 17, 33, 51, 167, 187, 501, 561, 1721, 1837, 2839, 5163, 5511, 8517, 18931, 29257, 31229, 56793, 87771, 93687, 287407, 321827, 862221, 965481, 3161477, 4885919, 9484431, 14657757, 53745109, 161235327]

約数ペア:

[(1, 161235327), (3, 53745109), (11, 14657757), (17, 9484431), (33, 4885919), (51, 3161477), (167, 965481), (187, 862221), (501, 321827), (561, 287407), (1721, 93687), (1837, 87771), (2839, 56793), (5163, 31229), (5511, 29257), (8517, 18931)]