191287985

素因数分解:

$5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{27743}}^1$

素因数の和:27952

約数の個数: 16

約数和(自身を含む): 263678976

約数和(自身を除く): 72390991

約数列:

[1, 5, 7, 35, 197, 985, 1379, 6895, 27743, 138715, 194201, 971005, 5465371, 27326855, 38257597, 191287985]

約数ペア:

[(1, 191287985), (5, 38257597), (7, 27326855), (35, 5465371), (197, 971005), (985, 194201), (1379, 138715), (6895, 27743)]