128874992

素因数分解:

$2^4\times {\mathrm{1117}}^1\times {\mathrm{7211}}^1$

素因数の和:8336

約数の個数: 20

約数和(自身を含む): 249953496

約数和(自身を除く): 121078504

約数列:

[1, 2, 4, 8, 16, 1117, 2234, 4468, 7211, 8936, 14422, 17872, 28844, 57688, 115376, 8054687, 16109374, 32218748, 64437496, 128874992]

約数ペア:

[(1, 128874992), (2, 64437496), (4, 32218748), (8, 16109374), (16, 8054687), (1117, 115376), (2234, 57688), (4468, 28844), (7211, 17872), (8936, 14422)]