4008994

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1223}}^1$

素因数の和:1385

約数の個数: 16

約数和(自身を含む): 6609600

約数和(自身を除く): 2600606

約数列:

[1, 2, 11, 22, 149, 298, 1223, 1639, 2446, 3278, 13453, 26906, 182227, 364454, 2004497, 4008994]

約数ペア:

[(1, 4008994), (2, 2004497), (11, 364454), (22, 182227), (149, 26906), (298, 13453), (1223, 3278), (1639, 2446)]