1245778876

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{1297}}^1\times {\mathrm{2203}}^1$

素因数の和:3613

約数の個数: 24

約数和(自身を含む): 2202809840

約数和(自身を除く): 957030964

約数列:

[1, 2, 4, 109, 218, 436, 1297, 2203, 2594, 4406, 5188, 8812, 141373, 240127, 282746, 480254, 565492, 960508, 2857291, 5714582, 11429164, 311444719, 622889438, 1245778876]

約数ペア:

[(1, 1245778876), (2, 622889438), (4, 311444719), (109, 11429164), (218, 5714582), (436, 2857291), (1297, 960508), (2203, 565492), (2594, 480254), (4406, 282746), (5188, 240127), (8812, 141373)]