207640528

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{337}}^1\times {\mathrm{397}}^1$

素因数の和:839

約数の個数: 40

約数和(自身を含む): 408683912

約数和(自身を除く): 201043384

約数列:

[1, 2, 4, 8, 16, 97, 194, 337, 388, 397, 674, 776, 794, 1348, 1552, 1588, 2696, 3176, 5392, 6352, 32689, 38509, 65378, 77018, 130756, 133789, 154036, 261512, 267578, 308072, 523024, 535156, 616144, 1070312, 2140624, 12977533, 25955066, 51910132, 103820264, 207640528]

約数ペア:

[(1, 207640528), (2, 103820264), (4, 51910132), (8, 25955066), (16, 12977533), (97, 2140624), (194, 1070312), (337, 616144), (388, 535156), (397, 523024), (674, 308072), (776, 267578), (794, 261512), (1348, 154036), (1552, 133789), (1588, 130756), (2696, 77018), (3176, 65378), (5392, 38509), (6352, 32689)]