28507612

素因数分解:

$2^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{3931}}^1$

素因数の和:3986

約数の個数: 36

約数和(自身を含む): 59616984

約数和(自身を除く): 31109372

約数列:

[1, 2, 4, 7, 14, 28, 37, 49, 74, 98, 148, 196, 259, 518, 1036, 1813, 3626, 3931, 7252, 7862, 15724, 27517, 55034, 110068, 145447, 192619, 290894, 385238, 581788, 770476, 1018129, 2036258, 4072516, 7126903, 14253806, 28507612]

約数ペア:

[(1, 28507612), (2, 14253806), (4, 7126903), (7, 4072516), (14, 2036258), (28, 1018129), (37, 770476), (49, 581788), (74, 385238), (98, 290894), (148, 192619), (196, 145447), (259, 110068), (518, 55034), (1036, 27517), (1813, 15724), (3626, 7862), (3931, 7252)]