128839774

素因数分解:

$2^1\times 7^1\times {\mathrm{1531}}^1\times {\mathrm{6011}}^1$

素因数の和:7551

約数の個数: 16

約数和(自身を含む): 221049216

約数和(自身を除く): 92209442

約数列:

[1, 2, 7, 14, 1531, 3062, 6011, 10717, 12022, 21434, 42077, 84154, 9202841, 18405682, 64419887, 128839774]

約数ペア:

[(1, 128839774), (2, 64419887), (7, 18405682), (14, 9202841), (1531, 84154), (3062, 42077), (6011, 21434), (10717, 12022)]