208752008

素因数分解:

$2^3\times {\mathrm{421}}^1\times {\mathrm{61981}}^1$

素因数の和:62408

約数の個数: 16

約数和(自身を含む): 392346060

約数和(自身を除く): 183594052

約数列:

[1, 2, 4, 8, 421, 842, 1684, 3368, 61981, 123962, 247924, 495848, 26094001, 52188002, 104376004, 208752008]

約数ペア:

[(1, 208752008), (2, 104376004), (4, 52188002), (8, 26094001), (421, 495848), (842, 247924), (1684, 123962), (3368, 61981)]