90485878

素因数分解:

$2^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{27043}}^1$

素因数の和:27291

約数の個数: 16

約数和(自身を含む): 155773440

約数和(自身を除く): 65287562

約数列:

[1, 2, 7, 14, 239, 478, 1673, 3346, 27043, 54086, 189301, 378602, 6463277, 12926554, 45242939, 90485878]

約数ペア:

[(1, 90485878), (2, 45242939), (7, 12926554), (14, 6463277), (239, 378602), (478, 189301), (1673, 54086), (3346, 27043)]