690402244

素因数分解:

$2^2\times 7^1\times {\mathrm{2269}}^1\times {\mathrm{10867}}^1$

素因数の和:13147

約数の個数: 24

約数和(自身を含む): 1381540160

約数和(自身を除く): 691137916

約数列:

[1, 2, 4, 7, 14, 28, 2269, 4538, 9076, 10867, 15883, 21734, 31766, 43468, 63532, 76069, 152138, 304276, 24657223, 49314446, 98628892, 172600561, 345201122, 690402244]

約数ペア:

[(1, 690402244), (2, 345201122), (4, 172600561), (7, 98628892), (14, 49314446), (28, 24657223), (2269, 304276), (4538, 152138), (9076, 76069), (10867, 63532), (15883, 43468), (21734, 31766)]