208084996

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{281}}^1\times {\mathrm{499}}^1$

素因数の和:844

約数の個数: 48

約数和(自身を含む): 426384000

約数和(自身を除く): 218299004

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 281, 371, 499, 562, 742, 998, 1124, 1484, 1967, 1996, 3493, 3934, 6986, 7868, 13972, 14893, 26447, 29786, 52894, 59572, 104251, 105788, 140219, 185129, 208502, 280438, 370258, 417004, 560876, 740516, 981533, 1963066, 3926132, 7431607, 14863214, 29726428, 52021249, 104042498, 208084996]

約数ペア:

[(1, 208084996), (2, 104042498), (4, 52021249), (7, 29726428), (14, 14863214), (28, 7431607), (53, 3926132), (106, 1963066), (212, 981533), (281, 740516), (371, 560876), (499, 417004), (562, 370258), (742, 280438), (998, 208502), (1124, 185129), (1484, 140219), (1967, 105788), (1996, 104251), (3493, 59572), (3934, 52894), (6986, 29786), (7868, 26447), (13972, 14893)]