208687688

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{739}}^1\times {\mathrm{3209}}^1$

素因数の和:3965

約数の個数: 32

約数和(自身を含む): 427572000

約数和(自身を除く): 218884312

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 739, 1478, 2956, 3209, 5912, 6418, 8129, 12836, 16258, 25672, 32516, 35299, 65032, 70598, 141196, 282392, 2371451, 4742902, 9485804, 18971608, 26085961, 52171922, 104343844, 208687688]

約数ペア:

[(1, 208687688), (2, 104343844), (4, 52171922), (8, 26085961), (11, 18971608), (22, 9485804), (44, 4742902), (88, 2371451), (739, 282392), (1478, 141196), (2956, 70598), (3209, 65032), (5912, 35299), (6418, 32516), (8129, 25672), (12836, 16258)]