16778671

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{3923}}^1$

素因数の和:3990

約数の個数: 16

約数和(自身を含む): 21095424

約数和(自身を除く): 4316753

約数列:

[1, 7, 13, 47, 91, 329, 611, 3923, 4277, 27461, 50999, 184381, 356993, 1290667, 2396953, 16778671]

約数ペア:

[(1, 16778671), (7, 2396953), (13, 1290667), (47, 356993), (91, 184381), (329, 50999), (611, 27461), (3923, 4277)]