2912137431

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{997649}}^1$

素因数の和:997798

約数の個数: 16

約数和(自身を含む): 4469472000

約数和(自身を除く): 1557334569

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 997649, 2992947, 6983543, 20950629, 138673211, 416019633, 970712477, 2912137431]

約数ペア:

[(1, 2912137431), (3, 970712477), (7, 416019633), (21, 138673211), (139, 20950629), (417, 6983543), (973, 2992947), (2919, 997649)]