28745654

素因数分解:

$2^1\times 7^2\times {\mathrm{521}}^1\times {\mathrm{563}}^1$

素因数の和:1100

約数の個数: 24

約数和(自身を含む): 50343768

約数和(自身を除く): 21598114

約数列:

[1, 2, 7, 14, 49, 98, 521, 563, 1042, 1126, 3647, 3941, 7294, 7882, 25529, 27587, 51058, 55174, 293323, 586646, 2053261, 4106522, 14372827, 28745654]

約数ペア:

[(1, 28745654), (2, 14372827), (7, 4106522), (14, 2053261), (49, 586646), (98, 293323), (521, 55174), (563, 51058), (1042, 27587), (1126, 25529), (3647, 7882), (3941, 7294)]