217408933

素因数分解:

$7^2\times {\mathrm{89}}^1\times {\mathrm{49853}}^1$

素因数の和:49956

約数の個数: 12

約数和(自身を含む): 255751020

約数和(自身を除く): 38342087

約数列:

[1, 7, 49, 89, 623, 4361, 49853, 348971, 2442797, 4436917, 31058419, 217408933]

約数ペア:

[(1, 217408933), (7, 31058419), (49, 4436917), (89, 2442797), (623, 348971), (4361, 49853)]