209663412

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{2495993}}^1$

素因数の和:2496007

約数の個数: 24

約数和(自身を含む): 559102656

約数和(自身を除く): 349439244

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 2495993, 4991986, 7487979, 9983972, 14975958, 17471951, 29951916, 34943902, 52415853, 69887804, 104831706, 209663412]

約数ペア:

[(1, 209663412), (2, 104831706), (3, 69887804), (4, 52415853), (6, 34943902), (7, 29951916), (12, 17471951), (14, 14975958), (21, 9983972), (28, 7487979), (42, 4991986), (84, 2495993)]