197308408

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{317}}^1\times {\mathrm{643}}^1$

素因数の和:988

約数の個数: 48

約数和(自身を含む): 408560040

約数和(自身を除く): 211251632

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 317, 484, 634, 643, 968, 1268, 1286, 2536, 2572, 3487, 5144, 6974, 7073, 13948, 14146, 27896, 28292, 38357, 56584, 76714, 77803, 153428, 155606, 203831, 306856, 311212, 407662, 622424, 815324, 1630648, 2242141, 4484282, 8968564, 17937128, 24663551, 49327102, 98654204, 197308408]

約数ペア:

[(1, 197308408), (2, 98654204), (4, 49327102), (8, 24663551), (11, 17937128), (22, 8968564), (44, 4484282), (88, 2242141), (121, 1630648), (242, 815324), (317, 622424), (484, 407662), (634, 311212), (643, 306856), (968, 203831), (1268, 155606), (1286, 153428), (2536, 77803), (2572, 76714), (3487, 56584), (5144, 38357), (6974, 28292), (7073, 27896), (13948, 14146)]