27916988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{211}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 55845888

約数和(自身を除く): 27928900

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 97, 124, 194, 211, 341, 388, 422, 682, 844, 1067, 1364, 2134, 2321, 3007, 4268, 4642, 6014, 6541, 9284, 12028, 13082, 20467, 26164, 33077, 40934, 66154, 71951, 81868, 132308, 143902, 225137, 287804, 450274, 634477, 900548, 1268954, 2537908, 6979247, 13958494, 27916988]

約数ペア:

[(1, 27916988), (2, 13958494), (4, 6979247), (11, 2537908), (22, 1268954), (31, 900548), (44, 634477), (62, 450274), (97, 287804), (124, 225137), (194, 143902), (211, 132308), (341, 81868), (388, 71951), (422, 66154), (682, 40934), (844, 33077), (1067, 26164), (1364, 20467), (2134, 13082), (2321, 12028), (3007, 9284), (4268, 6541), (4642, 6014)]