1388702928

素因数分解:

$2^4\times 3^1\times {\mathrm{28931311}}^1$

素因数の和:28931322

約数の個数: 20

約数和(自身を含む): 3587482688

約数和(自身を除く): 2198779760

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 28931311, 57862622, 86793933, 115725244, 173587866, 231450488, 347175732, 462900976, 694351464, 1388702928]

約数ペア:

[(1, 1388702928), (2, 694351464), (3, 462900976), (4, 347175732), (6, 231450488), (8, 173587866), (12, 115725244), (16, 86793933), (24, 57862622), (48, 28931311)]