81384945

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1\times {\mathrm{613}}^1$

素因数の和:841

約数の個数: 32

約数和(自身を含む): 133684992

約数和(自身を除く): 52300047

約数列:

[1, 3, 5, 15, 53, 159, 167, 265, 501, 613, 795, 835, 1839, 2505, 3065, 8851, 9195, 26553, 32489, 44255, 97467, 102371, 132765, 162445, 307113, 487335, 511855, 1535565, 5425663, 16276989, 27128315, 81384945]

約数ペア:

[(1, 81384945), (3, 27128315), (5, 16276989), (15, 5425663), (53, 1535565), (159, 511855), (167, 487335), (265, 307113), (501, 162445), (613, 132765), (795, 102371), (835, 97467), (1839, 44255), (2505, 32489), (3065, 26553), (8851, 9195)]