202147989

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1\times {\mathrm{331}}^1$

素因数の和:577

約数の個数: 32

約数和(自身を含む): 289142784

約数和(自身を除く): 86994795

約数列:

[1, 3, 23, 53, 69, 159, 167, 331, 501, 993, 1219, 3657, 3841, 7613, 8851, 11523, 17543, 22839, 26553, 52629, 55277, 165831, 203573, 403489, 610719, 1210467, 1271371, 2929681, 3814113, 8789043, 67382663, 202147989]

約数ペア:

[(1, 202147989), (3, 67382663), (23, 8789043), (53, 3814113), (69, 2929681), (159, 1271371), (167, 1210467), (331, 610719), (501, 403489), (993, 203573), (1219, 165831), (3657, 55277), (3841, 52629), (7613, 26553), (8851, 22839), (11523, 17543)]