639013944

素因数分解:

$2^3\times 3^1\times {\mathrm{26625581}}^1$

素因数の和:26625590

約数の個数: 16

約数和(自身を含む): 1597534920

約数和(自身を除く): 958520976

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 26625581, 53251162, 79876743, 106502324, 159753486, 213004648, 319506972, 639013944]

約数ペア:

[(1, 639013944), (2, 319506972), (3, 213004648), (4, 159753486), (6, 106502324), (8, 79876743), (12, 53251162), (24, 26625581)]