128839690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{39161}}^1$

素因数の和:39222

約数の個数: 32

約数和(自身を含む): 270687744

約数和(自身を除く): 141848054

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 94, 235, 329, 470, 658, 1645, 3290, 39161, 78322, 195805, 274127, 391610, 548254, 1370635, 1840567, 2741270, 3681134, 9202835, 12883969, 18405670, 25767938, 64419845, 128839690]

約数ペア:

[(1, 128839690), (2, 64419845), (5, 25767938), (7, 18405670), (10, 12883969), (14, 9202835), (35, 3681134), (47, 2741270), (70, 1840567), (94, 1370635), (235, 548254), (329, 391610), (470, 274127), (658, 195805), (1645, 78322), (3290, 39161)]