161293431

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{4027}}^1$

素因数の和:4135

約数の個数: 24

約数和(自身を含む): 235879680

約数和(自身を除く): 74586249

約数列:

[1, 3, 13, 39, 79, 169, 237, 507, 1027, 3081, 4027, 12081, 13351, 40053, 52351, 157053, 318133, 680563, 954399, 2041689, 4135729, 12407187, 53764477, 161293431]

約数ペア:

[(1, 161293431), (3, 53764477), (13, 12407187), (39, 4135729), (79, 2041689), (169, 954399), (237, 680563), (507, 318133), (1027, 157053), (3081, 52351), (4027, 40053), (12081, 13351)]