247721327

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{12107}}^1$

素因数の和:12230

約数の個数: 16

約数和(自身を含む): 294466560

約数和(自身を除く): 46745233

約数列:

[1, 7, 37, 79, 259, 553, 2923, 12107, 20461, 84749, 447959, 956453, 3135713, 6695171, 35388761, 247721327]

約数ペア:

[(1, 247721327), (7, 35388761), (37, 6695171), (79, 3135713), (259, 956453), (553, 447959), (2923, 84749), (12107, 20461)]